Preflight inspection
U.S. Air Force Staff Sgt. Michael Mindziak, 23d Aircraft Maintenance Squadron crew chief, performs a preflight inspection during a phase II operational readiness inspection at Moody Air Force Base, Ga., March 7, 2012. Crew chiefs ensure aircraft are ready to fly by performing preflight, post-flight, through flight, launch and recovery checks and resolve any discrepancies they may find. (U.S. Air Force photo by Staff Sgt. Stephanie Mancha/Released)