(STMW) --- A 15-year-old boy is in critical condition after he was struck by a vehicle that fled the scene Saturday afternoon in the Northwest Side Hermosa neighborhood.

The teenager was riding a bicycle in the 4200 block of West Cortland about 1:30 p.m. when he was struck by a vehicle heading westbound, police said.

He was taken in critical condition to Mount Sinai Hospital, police said.

Police could not immediately provide a description of the vehicle.

The police Major Accidents Investigation Unit is handling the case.

(Source: Sun-Times Media Wire © Chicago Sun-Times 2015. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.)