Photos: At least 13 dead in Barcelona terror attack

  • <p>A policemen stand as he blocks the street to a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Pau Barrena/AFP/Getty Images) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    A policemen stand as he blocks the street to a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Pau Barrena/AFP/Getty Images)

  • <p>A street is cordoned off after a van crashed into pedestrians near the Las Ramblas avenue in central Barcelona, Spain August 17, 2017. (REUTERS/Stringer) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    A street is cordoned off after a van crashed into pedestrians near the Las Ramblas avenue in central Barcelona, Spain August 17, 2017. (REUTERS/Stringer)

  • <p>Injured people react after a van crashed into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (David Armengou/EPA/REX/Shutterstock) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Injured people react after a van crashed into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (David Armengou/EPA/REX/Shutterstock)

  • <p>People flee the scene in Barcelona, Spain, Thursday, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Giannis Papanikos/AP) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    People flee the scene in Barcelona, Spain, Thursday, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Giannis Papanikos/AP)

  • <p>Mossos d’Esquadra Police officers and emergency service workers set up a security perimeter near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, northeaster Spain, August 17, 2017. (Andreu Dalmau/EFE via ZUMA Press) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Mossos d’Esquadra Police officers and emergency service workers set up a security perimeter near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, northeaster Spain, August 17, 2017. (Andreu Dalmau/EFE via ZUMA Press)

  • <p>Slideshow contains graphic scenes of death or injury </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Slideshow contains graphic scenes of death or injury

  • <p>Injured people are treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Injured people are treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP)

  • <p>Mossos d’Esquadra Police officers attend injured people after a van crashes into pedestrians in Las Ramblas, downtown Barcelona, northeaster Spain, August 17, 2017. (David Armengou/EFE via ZUMA Press) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Mossos d’Esquadra Police officers attend injured people after a van crashes into pedestrians in Las Ramblas, downtown Barcelona, northeaster Spain, August 17, 2017. (David Armengou/EFE via ZUMA Press)

  • <p>Injured people are treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Injured people are treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP)

  • <p>A police officer stands by a cordoned off street after a van crashed into pedestrians near the Las Ramblas avenue in central Barcelona, Spain, August 17, 2017. (REUTERS/Stringer) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    A police officer stands by a cordoned off street after a van crashed into pedestrians near the Las Ramblas avenue in central Barcelona, Spain, August 17, 2017. (REUTERS/Stringer)

  • <p>Children, some in tears, are escorted down a road in Barcelona, Spain, Thursday, Aug. 17, 2017. Police in Barcelona say a white van has mounted a sidewalk, struck several people in the city’s Las Ramblas district. (AP Photo/Manu Fernandez) </p>
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    Van plowed into the crowd in Barcelona

    Children, some in tears, are escorted down a road in Barcelona, Spain, Thursday, Aug. 17, 2017. Police in Barcelona say a white van has mounted a sidewalk, struck several people in the city’s Las Ramblas district. (AP Photo/Manu Fernandez)

  • <p>Heavily armed police officers arrive for a manhunt near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, Aug. 17, 2017. (Andreu Dalmau/EPA/REX/Shutterstock) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Heavily armed police officers arrive for a manhunt near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, Aug. 17, 2017. (Andreu Dalmau/EPA/REX/Shutterstock)

  • <p>Mossos d’Esquadra Police officers attend injured people after a van crashed into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (David Armengou/EPA/REX/Shutterstock) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Mossos d’Esquadra Police officers attend injured people after a van crashed into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (David Armengou/EPA/REX/Shutterstock)

  • <p>An injured person is carried in Barcelona, Spain, Aug. 17, 2017, after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    An injured person is carried in Barcelona, Spain, Aug. 17, 2017, after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP)

  • <p>People speak on their phones as they stand on a street in Barcelona, Spain, Aug. 17, 2017. Police in the northern Spanish city of Barcelona say a white van has jumped the sidewalk in the city’s historic Las Ramblas district, injuring several people. (Manu Fernandez/AP) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    People speak on their phones as they stand on a street in Barcelona, Spain, Aug. 17, 2017. Police in the northern Spanish city of Barcelona say a white van has jumped the sidewalk in the city’s historic Las Ramblas district, injuring several people. (Manu Fernandez/AP)

  • <p>An injured person is carried in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    An injured person is carried in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP)

  • <p>Mossos d’Esquadra Police officers and emergency service workers set up a security perimeter near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (Andreu Dalmau/EPA/REX/Shutterstock) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Mossos d’Esquadra Police officers and emergency service workers set up a security perimeter near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (Andreu Dalmau/EPA/REX/Shutterstock)

  • <p>Mossos d’Esquadra Police officers and emergency service workers set up a security perimeter near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (Andreu Dalmau/EPA/REX/Shutterstock) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Mossos d’Esquadra Police officers and emergency service workers set up a security perimeter near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (Andreu Dalmau/EPA/REX/Shutterstock)

  • <p>Mossos d’Esquadra Police officers and emergency service workers move an injured after a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (Quique Garcia/EPA/REX/Shutterstock) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Mossos d’Esquadra Police officers and emergency service workers move an injured after a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (Quique Garcia/EPA/REX/Shutterstock)

  • <p>An injured person is treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (AP Photo/Oriol Duran) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    An injured person is treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (AP Photo/Oriol Duran)

  • <p>Armed policemen stand in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Armed policemen stand in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images)

  • <p>Armed policemen arrive in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Armed policemen arrive in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images)

  • <p>Policemen stand next to vehicles in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Policemen stand next to vehicles in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images)

  • <p>Truck hits pedestrians on busy Barcelona street on August 17, 2017. (ABC News) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Truck hits pedestrians on busy Barcelona street on August 17, 2017. (ABC News)

  • <p>Police officers tell members of the public to leave the scene in a street in Barcelona, Spain, Thursday, Aug. 17, 2017. (AP Photo/Manu Fernandez) </p>
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    Van plowed into the crowd in Barcelona

    Police officers tell members of the public to leave the scene in a street in Barcelona, Spain, Thursday, Aug. 17, 2017. (AP Photo/Manu Fernandez)

  • <p>People flee the scene in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Giannis Papanikos/AP) </p>
    26/38

    Van jumps sidewalk in Barcelona injuring several people

    People flee the scene in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Giannis Papanikos/AP)

  • <p>A person is stretched out of a mall by medical staff members in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
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    Van plowed into the crowd in Barcelona

    A person is stretched out of a mall by medical staff members in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images)

  • <p>Police officers cordon off a street in Barcelona, Spain, Thursday, Aug. 17, 2017. Police in the northern Spanish city of Barcelona say a white van has jumped the sidewalk in the city’s historic Las Ramblas district, injuring several people. (AP Photo/Manu Fernandez) </p>
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    Van plowed into the crowd in Barcelona

    Police officers cordon off a street in Barcelona, Spain, Thursday, Aug. 17, 2017. Police in the northern Spanish city of Barcelona say a white van has jumped the sidewalk in the city’s historic Las Ramblas district, injuring several people. (AP Photo/Manu Fernandez)

  • <p>An injured person is treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (AP Photo/Oriol Duran) </p>
    29/38

    Van jumps sidewalk in Barcelona injuring several people

    An injured person is treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (AP Photo/Oriol Duran)

  • <p>People move away from the area after a van plowed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. (Albert Llop/Anadolu Agency/Getty Images) </p>
    30/38

    Van plowed into the crowd in Barcelona

    People move away from the area after a van plowed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. (Albert Llop/Anadolu Agency/Getty Images)

  • <p>Plain-clothes policemen phone as they walk past police cars in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Plain-clothes policemen phone as they walk past police cars in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images)

  • <p>Police officers tell members of the public to leave the scene in a street in Barcelona, Spain, Thursday, Aug. 17, 2017. Police in the northern Spanish city of Barcelona say a white van has jumped the sidewalk in the city’s historic Las Ramblas district, injuring several people. (AP Photo/Manu Fernandez) </p>
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    Van plowed into the crowd in Barcelona

    Police officers tell members of the public to leave the scene in a street in Barcelona, Spain, Thursday, Aug. 17, 2017. Police in the northern Spanish city of Barcelona say a white van has jumped the sidewalk in the city’s historic Las Ramblas district, injuring several people. (AP Photo/Manu Fernandez)

  • <p>Medical staff members and policemen stand in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
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    Van plowed into the crowd in Barcelona

    Medical staff members and policemen stand in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images)

  • <p>A person is stretched out of a mall by medical staff members in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017.<br> Police in Barcelona said they were dealing with a “terrorist attack” after a vehicle ploughed into a crowd of pedestrians on the city’s famous Las Ramblas boulevard on August 17, 2017. Police were clearing the area after the incident, which has left a number of people injured. (Josep Lago/AFP/Getty Images) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    A person is stretched out of a mall by medical staff members in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017.
    Police in Barcelona said they were dealing with a “terrorist attack” after a vehicle ploughed into a crowd of pedestrians on the city’s famous Las Ramblas boulevard on August 17, 2017. Police were clearing the area after the incident, which has left a number of people injured. (Josep Lago/AFP/Getty Images)

  • <p>A policemen and a medical staff member stand past police cars and an ambulance in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    A policemen and a medical staff member stand past police cars and an ambulance in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images)

  • <p>A police stands as he blocks the traffic after a van plowed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. (Albert Llop/Anadolu Agency/Getty Images) </p>
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    Van plowed into the crowd in Barcelona

    A police stands as he blocks the traffic after a van plowed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. (Albert Llop/Anadolu Agency/Getty Images)

  • <p>Firefighters stands outside an evacuated mall after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    Firefighters stands outside an evacuated mall after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images)

  • <p>A policeman stands next to an ambulance after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
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    Van jumps sidewalk in Barcelona injuring several people

    A policeman stands next to an ambulance after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images)

<p>A policemen stand as he blocks the street to a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Pau Barrena/AFP/Getty Images) </p>
<p>A street is cordoned off after a van crashed into pedestrians near the Las Ramblas avenue in central Barcelona, Spain August 17, 2017. (REUTERS/Stringer) </p>
<p>Injured people react after a van crashed into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (David Armengou/EPA/REX/Shutterstock) </p>
<p>People flee the scene in Barcelona, Spain, Thursday, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Giannis Papanikos/AP) </p>
<p>Mossos d’Esquadra Police officers and emergency service workers set up a security perimeter near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, northeaster Spain, August 17, 2017. (Andreu Dalmau/EFE via ZUMA Press) </p>
<p>Slideshow contains graphic scenes of death or injury </p>
<p>Injured people are treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP) </p>
<p>Mossos d’Esquadra Police officers attend injured people after a van crashes into pedestrians in Las Ramblas, downtown Barcelona, northeaster Spain, August 17, 2017. (David Armengou/EFE via ZUMA Press) </p>
<p>Injured people are treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP) </p>
<p>A police officer stands by a cordoned off street after a van crashed into pedestrians near the Las Ramblas avenue in central Barcelona, Spain, August 17, 2017. (REUTERS/Stringer) </p>
<p>Children, some in tears, are escorted down a road in Barcelona, Spain, Thursday, Aug. 17, 2017. Police in Barcelona say a white van has mounted a sidewalk, struck several people in the city’s Las Ramblas district. (AP Photo/Manu Fernandez) </p>
<p>Heavily armed police officers arrive for a manhunt near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, Aug. 17, 2017. (Andreu Dalmau/EPA/REX/Shutterstock) </p>
<p>Mossos d’Esquadra Police officers attend injured people after a van crashed into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (David Armengou/EPA/REX/Shutterstock) </p>
<p>An injured person is carried in Barcelona, Spain, Aug. 17, 2017, after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP) </p>
<p>People speak on their phones as they stand on a street in Barcelona, Spain, Aug. 17, 2017. Police in the northern Spanish city of Barcelona say a white van has jumped the sidewalk in the city’s historic Las Ramblas district, injuring several people. (Manu Fernandez/AP) </p>
<p>An injured person is carried in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Oriol Duran/AP) </p>
<p>Mossos d’Esquadra Police officers and emergency service workers set up a security perimeter near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (Andreu Dalmau/EPA/REX/Shutterstock) </p>
<p>Mossos d’Esquadra Police officers and emergency service workers set up a security perimeter near the site where a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (Andreu Dalmau/EPA/REX/Shutterstock) </p>
<p>Mossos d’Esquadra Police officers and emergency service workers move an injured after a van crashes into pedestrians in Las Ramblas, downtown Barcelona, Spain, August 17, 2017. (Quique Garcia/EPA/REX/Shutterstock) </p>
<p>An injured person is treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (AP Photo/Oriol Duran) </p>
<p>Armed policemen stand in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
<p>Armed policemen arrive in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
<p>Policemen stand next to vehicles in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
<p>Truck hits pedestrians on busy Barcelona street on August 17, 2017. (ABC News) </p>
<p>Police officers tell members of the public to leave the scene in a street in Barcelona, Spain, Thursday, Aug. 17, 2017. (AP Photo/Manu Fernandez) </p>
<p>People flee the scene in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (Giannis Papanikos/AP) </p>
<p>A person is stretched out of a mall by medical staff members in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
<p>Police officers cordon off a street in Barcelona, Spain, Thursday, Aug. 17, 2017. Police in the northern Spanish city of Barcelona say a white van has jumped the sidewalk in the city’s historic Las Ramblas district, injuring several people. (AP Photo/Manu Fernandez) </p>
<p>An injured person is treated in Barcelona, Spain, Aug. 17, 2017 after a white van jumped the sidewalk in the historic Las Ramblas district, crashing into a summer crowd of residents and tourists and injuring several people, police said. (AP Photo/Oriol Duran) </p>
<p>People move away from the area after a van plowed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. (Albert Llop/Anadolu Agency/Getty Images) </p>
<p>Plain-clothes policemen phone as they walk past police cars in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
<p>Police officers tell members of the public to leave the scene in a street in Barcelona, Spain, Thursday, Aug. 17, 2017. Police in the northern Spanish city of Barcelona say a white van has jumped the sidewalk in the city’s historic Las Ramblas district, injuring several people. (AP Photo/Manu Fernandez) </p>
<p>Medical staff members and policemen stand in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
<p>A person is stretched out of a mall by medical staff members in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017.<br> Police in Barcelona said they were dealing with a “terrorist attack” after a vehicle ploughed into a crowd of pedestrians on the city’s famous Las Ramblas boulevard on August 17, 2017. Police were clearing the area after the incident, which has left a number of people injured. (Josep Lago/AFP/Getty Images) </p>
<p>A policemen and a medical staff member stand past police cars and an ambulance in a cordoned off area after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
<p>A police stands as he blocks the traffic after a van plowed into the crowd, injuring several people in Barcelona, Spain on August 17, 2017. (Albert Llop/Anadolu Agency/Getty Images) </p>
<p>Firefighters stands outside an evacuated mall after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
<p>A policeman stands next to an ambulance after a van ploughed into the crowd, injuring several persons on the Rambla in Barcelona on August 17, 2017. (Josep Lago/AFP/Getty Images) </p>
Max Burman

A man has been arrested after a white van plowed into a packed summer crowd in Barcelona’s historic Las Ramblas district on Thursday, killing at least 13 people, injuring dozens of others and sending hundreds fleeing.