Two people were wounded Saturday night in a Hermosa neighborhood shooting on the Northwest Side.

About 11:30 p.m., the 17-year-old boy and 18-year-old man were walking in the 4000 block of West Cortland when someone walked up behind them and fired shots, according to Chicago Police.

The boy was shot in the back and taken in critical condition to Stroger Hospital, police said. The man suffered a graze wound to the back and was taken to Mount Sinai Hospital, where his condition was stabilized.