Security forces Airmen respond to active shooter
Airman Shelby Cox, 96th Security Forces Squadron, checks around a corner before advancing forward while searching the building during an active shooter exercise Feb. 4 at Duke Field, Fla. The Airmen entered the building to apprehend the suspect, assess the wounded and report back information to the emergency responders. (U.S. Air Force photo/Tech. Sgt. Samuel King)