CHICAGO (WLS) -- Authorities are investigating a deadly shooting on Chicago's South Side that ended in a crash along Interstate 57.Chicago police said the shooting took place at 110th and Hamlet around 8:30 p.m., before the vehicle entered the interstate.Illinois State Police said the occupants in one vehicle fatally shot a man in a minivan, then fled the scene. The victim lost control of a minivan, which ended up on an embankment along I-57 near 111th Street. The victim's name has not yet been released.As of 10 p.m., all traffic was being diverted off northbound I-57 at 127th Street. The 111th Street ramp is also closed."It sounded like a battle coming down the ramp. I heard about 13, 14 shots. After that, I heard a screech," said Darryl Murray, who heard the gunfire.No arrests have been made. State police continue their investigation, which they said is complicated by the fact that the shots were fired from a moving car over a significant distance.