379th Active Shooter Exercise
U.S. Air Force Staff Sgt. Angelo DeMesa, 379th Expeditionary Security Forces Squadron instructor and simulated active shooter, simulates a shooting spree during an exercise inside the BPC fitness center in Southwest Asia, July 30, 2012. The active-shooter exercise tested the defense and response capabilities of U.S. service members on the installation. DeMesa is deployed from Joint Base Lewis-McChord, Wash., and is a native of Angeles City, Philippines. (U.S. Air Force photo/Staff Sgt. Sheila deVera)