U.S. Air Force Airman 1st Class Alex Butler of the 169th Airlift Squadron navigates the virtual skies in a parachute simulator at the 182nd Airlift Wing, Peoria, Ill., on March 4, 2013. The new state-of-the-art simulator has provided greatly enhanced life-saving training for wing’s C-130 Hercules aircrew. (U.S. Air Force photo by Staff Sgt. Lealan Buehrer/Released)