Police have appealed for witnesses after a 17-year-old boy was stabbed in the chest, leaving him in a critical condition.
The youngster was attacked on 6 December at a bus stop in Lewisham, south London, the Metropolitan Police have revealed.
He had been waiting with his girlfriend when three males attacked him with a metal pole and stabbed him.
Three boys, all 16, and two men aged 20 and 24 have been arrested.
The seat from the victim's bike was removed and used as a weapon to club him about the head.
The teenager and his girlfriend escaped before calling an ambulance.
He remains in hospital.
The suspects have all been bailed.