He was found with gunshot wounds to his head and neck, police said.
A teen was shot while riding his bike Thursday in West Garfield Park.
Officers responded to a ShotSpotter alert about 10:55 p.m. and found the boy lying on the ground unresponsive in the 4400 block of West Maypole Avenue, Chicago police said.
He had gunshot wounds to his head and neck, police said. The boy was taken to Mount Sinai Hospital in critical condition.
A woman who identified herself as the 17-year-old’s aunt told a Sun-Times photographer at the scene the teen was riding home on his bike when he was shot.
Investigators don’t have any witnesses and don’t know the circumstances of the shooting, police said.
Area North detectives are investigating.