U.S. airmen respond to a simulated-massive casualty event during an emergency response exercise on Bagram Airfield, Afghanistan, Oct. 12, 2012. The airmen are firefighters assigned to the 455th Air Expeditionary Wing Emergency Management Team. The exercise was designed to test first responders and emergency managers to maintain readiness for potential real-world crises on base. U.S. Air Force photo by Capt. Raymond Geoffroy.