180312-N-NH654-036 IMPERIAL BEACH, Calif. (March 12, 2018) Explosive Ordnance Disposal Technician 2nd Class Justin Winslow, assigned to Explosive Ordnance Disposal Mobile Unit (EODMU) 5, demonstrates a locking-off procedure during Tactical Training Course (TTC) basic air mobility training. (U.S. Navy photo by Lt. Patricia Kreuzberger/Released)