Stockholm Police reported that a truck crashed into the Ahlens department store on Drottninggatan on April 7.
Some local news sites were reporting an unconfirmed number of deaths.
Facebook user Lazar Michael Georgis broadcast a live video showing police cordons at the scene of the incident.
He later can be seen running away from the scene alongside a large crowd. Credit: YouTube/Eoghan O’Reilly via Storyful