The 20-year-old, identified by the Cook County medical examiner's office as Trovolus Pickett of the 8400 block of South Dorchester Avenue, was shot in the head about 11:15 p.m. while in a gangway between gray stone apartments in the Austin neighborhood, in the 5200 block of West Congress Parkway in the South Austin neighborhood. He was taken to Mount Sinai Hospital and pronounced dead there, Chicago Police Department News Affairs Officer Hector Alfaro said.