Bell 222, Aurora, Ill., Oct. 15, 2008–The Air Angels medical transport helicopter hit a 734-foot-tall radio station tower, killing all four people on board, including the commercial pilot, a flight paramedic, a flight nurse and the patient. The accident occurred at 11:58 p.m. in clear weather. The strobe lights on the tower were working before the helicopter hit, but their electrical wires were severed in the crash. The Bell 222, registered to Air Angels of Bolingbrook, Ill., was destroyed.