Police said the shooting happened at East 100th Street and South Michigan Avenue just after 4:20 p.m. on Sept. 15.
A 29-year-old man was near the entrance when he was shot in the abdomen. The victim was transported to Christ Hospital, where he later died, police said.
Police said a 17-year-old boy was arrested in Washington Park in connection with the shooting on Tuesday.
He has been charged with first-degree murder and possession of a firearm with a defaced serial number.
Police did not immediately provide further information about the shooting.
The video in the player above is from a previous report.
INTERACTIVE SAFETY TRACKER Track crime and safety in your neighborhood