A Surrey man who was stabbed in the chest through the window of his car in West Sussex has been discharged from hospital.
The 33-year-old from Horley was stabbed while he was in a BMW in North Road, Crawley, at about 0645 BST on Monday.
He was taken to the East Surrey Hospital in Redhill in a critical condition.
Sussex Police said they are considering all possible motives at this stage.
Det Insp Sarah Barrett said: "The victim has received a serious knife wound that thankfully missed vital organs.
"The knife and car are currently being forensically examined."
Police want to speak to anyone who saw a man driving a silver Vauxhall Vectra saloon car at the time of the attack.