MARKHAM, Ill. — Illinois State Police say they are investigating the fatal shooting of a man by police in suburban Chicago.

State Police Master Sgt. Jason Bradley says the shooting happened early Sunday outside a nightclub in Markham, about 20 miles southwest of downtown Chicago. Bradley says a Markham police officer fatally shot the man.

The Cook County medical examiner identified the slain man as 36-year-old Donte Jones, of Maywood, Illinois, who died at a nearby hospital.

Bradley says Markham police can provide more details about what happened. Markham Police Department officials didn’t immediately respond to phone calls and emails seeking comment.

Markham Mayor David Webb Jr. also didn’t respond to requests for comment.

Bradley says the State Police Public Integrity Task Force is investigating the shooting.