U.S. Air Force Staff Sgt. Kevin Ratcliff, 633rd Force Support Squadron installation personnel readiness specialist, reviews a U.S. Air Force Airman’s mobility folder at Langley Air Force Base, Va., June 14, 2014. In an effort to ensure Langley Air Force Base Airmen are always prepared to be called upon at a moment’s notice, Airmen are encouraged to maintain their readiness by meeting medical requirements. (U.S. Air Force photo by Airmen 1st Class Areca T. Wilson/Released)