U.S. Air Force Airmen assist one another while processing through a contamination control area during an operational readiness inspection at Robins Air Force Base, Ga., Sept. 6, 2012. More than 500 Airmen simulated a deployment that tested basic knowledge such as self-aid and buddy care, and chemical, biological, radioactive nuclear and explosive responses. Portions of this image have been blurred for security reasons. (National Guard photo by Master Sgt. Roger Parsons/Released)