A driver was stabbed after a collision with another car in Dollis Hill on Thursday night.
Police were called at 1.30am on September 29 to Geary Road and found a 22-year-old man with stab wounds.
He had allegedly been stabbed by two individuals he had been involved in a collision with.
The driver of the vehicle was arrested on suspicion of dangerous driving and attempted GBH.
He was taken to a central London hospital, where he remains, but his injuries are not life threatening.
No further arrests have been made yet and enquiries continue.
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