Staff Sgt. Andrew Wahlin, 28th Operations Support Squadron aircrew flight equipment craftsman, checks for any defects on the C-9 canopy during a parachute inspection at Ellsworth Air Force Base, S.D., Jan. 24, 2012. The entire canopy is inspected to ensure aircrews are equipped with serviceable safety gear. (U.S. Air Force photo by Airman Alystria Maurer/Released)