U.S. Air Force Senior Airman Francisco Morales, 1st Maintenance Squadron Packaged Maintenance Plan team member, carefully inspects an air-compressor hose prior to use during a major accident response exercise on Langley Air Force Base Va., Sept. 22, 2011. The MARE was conducted to test the base’s response time and preparedness in dealing with emergency situations. (U.S. Air Force photo by Staff Sgt. Jeff Nevison/Released)