Mass Transit detectives are searching for four suspects they said robbed a passenger on a CTA platform in the River North neighborhood earlier this month.
They said the suspects approached a passenger on an escalator on July 12, around 12:47 a.m., inside the CTA Red Line-Clybourn Station in the 1500 block of North Clybourn Avenue.
They allegedly took the passenger’s wallet, money, and hit him in the face. When the victim approached them to retrieve his property, one of them showed a gun…