Police are appealing for witnesses to come forward after a stabbing which has left a teenager in hospital with life-changing injuries.

Officers were called to Drummond Street NW1, at the junction with Hampstead Road, at 01:03hrs on Tuesday, 5 February following reports of a stabbing.

Officers and London Ambulance Service attended and found an 18-year-old man suffering from stab wounds including to his head.

Police ask anyone who witnessed the incident to come forward.

Detective Constable Ben Davis of the Central North Command Unit, said: “The victim, who was alone, was walking past Sainsbury’s on Hampstead Road when he was knocked over by a 4×4 vehicle. The occupants then got out and stabbed him multiple times before fleeing.

“We are working to establish the full circumstances and urge anyone who has information or dash camera footage that could help us to come forward. A young man is in hospital with life-changing injuries and it is imperative that we find those responsible.”

Those with information should call 101 referencing CAD 277/5 Feb.

Alternatively, tweet @MetCC or contact Crimestoppers anonymously on 0800 555 111.