A man in his late teens was killed and two others injured in a shooting in the Humboldt Park neighborhood early Sunday.
At 4:16 a.m., police responded to reports of three people shot in the 4300 block of West Potomac Avenue, according to police News Affairs Officer Ron Gaines.
The victims were at a party when the shooting occurred, and the shots entered through a window, Fitzpatrick said.
There was no offender information and no one was in custody Sunday morning, Fitzpatrick said.
The Cook County Medical Examiner's office had not been notified of the death as of 10 a.m. Sunday.
Grand Central Area detectives are investigating.