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Airmen from the 23d Component Maintenance Squadron prepare for a confined space casualty extraction exercise at Moody Air Force Base, Ga., Mar. 4, 2014. The 23d CMS practiced extracting unconscious, incapacitated Airmen from confined spaces, such as the inside of fuel tanks, during the yearly exercise. (U.S. Air Force photo by Airman 1st Class Ryan Callaghan/Released)