CHICAGO (CBS) -- Mass Transit detectives are seeking to identify a man who punched a passenger on a CTA Blue Line platform in the Loop on Tuesday.
The incident happened at 19 N. Dearborn around 6:52 am.
Police say the suspect approached and struck the victim in the face with a closed fist unprovoked.
The suspect is described as an African American man between 45 and 55 years of age, between 6 and 6 foot 4 inches tall with a gray beard. He was wearing a black-colored stocking hat, a black hooded sweatshirt with gray sweatpants, and black gym shoes at the time of the attack.
Anyone with information is asked to call the Bureau of Detectives – Mass Transit at 312-745-4443. Anonymous tips can be submitted to CPDTIP.com.
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