A man has been arrested on suspicion of attempted murder after a woman was struck by a car in northwest London.
Police were called to Henlys Corner just before midday on Monday to reports of a fight between the occupants of two vehicles.
During the altercation a woman was hit by a car, which then drove off.
She was rushed to hospital in central London where she remains in a critical condition.
A car was later stopped in Islington and the suspect arrested. He remains in custody.
In a statement the Met Police said: “During the altercation a woman – no further details – was struck by a car.
“London Ambulance Service and London’s Air Ambulance attended the scene and the woman was taken to a central London hospital for treatment; she remains there in a critical condition."
“At approximately 12:45hrs a car was stopped in Islington and a man was arrested on suspicion of attempted murder; he remains in custody.
“Enquiries into the circumstances remain ongoing.
“Road closures remain in place around the scene at Henlys Corner.”