A man reported being struck by gunfire while driving on Interstate 57 at 111th Street in Morgan Park, according to the Illinois State Police (ISP).
ISP officials said the shooting was reported at about 5:23 a.m. on Nov. 30.
Officers responded to the scene, ISP officials said; the victim, 33, was the sole occupant of the vehicle and not injured by the gunfire.
He was driving northbound when the shooting occurred.
The incident is under investigation, ISP officials said.
Anyone with information may call ISP at (847) 294-4400.
Officials said that callers can remain anonymous.