Cornell Carpenter, 59, of South Holland was hit sometime Saturday night into Sunday morning in the 100-block of East 173rd Street near the railroad tracks and Babe Ruth baseball field in South Holland, police said.
Investigators say the vehicle involved likely has front-end damage or broken lights.
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Police believe Carpenter was hit by a vehicle and dragged for some distance.
Anyone with information is asked to contact South Holland police at 708-331-3131, ext. 2, or by submitting an anonymous tip at southholland.org.