Emergency exercise
U.S. Air Force Tech. Sgt. Khalil Sewell, 4th Security Forces Squadron flight chief, and Airman 1st Class Brandon Sheets, 4th SFS force protector, apprehend a victim following a simulated shootout during an exercise on Seymour Johnson Air Force Base, N.C., Aug. 14, 2012. This exercise was performed to test various organizations on how they react to an attack. (U.S. Air Force photo/Airman 1st Class John Nieves Camacho/Released)