LOCKDOWN, LOCKDOWN, LOCKDOWN
Staff Sgt. Jeremy Hammer, (left), and Julio Cervantes, 39th Security Forces Squadron military working dog handlers and Autumn, 39th SFS military working dog, search a building for explosives during an active shooter exercise March 30, 2015, at Incirlik Air Base, Turkey. The scene was declared safe after Autumn passed through the building without detecting any explosive material. (U.S. Air Force photo by Airman 1st Class Cory W. Bush/Released)