Airmen from the 5th Bomb Wing participate in a mass casuality exercise at Minot Air Force Base, N.D., June 27, 2013. The purpose of the exercise is to evaluate and validate the 5th BW’s emergency management capabilities and testing first responders and medical personnel on their ability to quickly and effectively respond to a catastrophic event. (U.S. Air Force photos/Senior Airman Brittany Y. Auld)