Later that day, an ambulance picked up Thomas from the 5900 block of West Fulton Street and took him to West Suburban Medical Center in Oak Park, and he was later released, the report said. Thomas, of the 1400 block of North Massasoit Avenue, was taken back to the hospital three days later and died at 11:12 p.m. June 5 from complications of assault, according to the Cook County medical examiner’s office.