Checking for a smooth landing Published Jan. 6, 2016 By Master Sgt. Brian Lamar 403rd Wing Public Affairs KEESLER AIR FORCE BASE, Biloxi Miss. -- Senior Airman David Crabtree, a crew chief with the 403rd Maintenance Group checks the tires and landing gear for a pre-flight inspection of a routine training flight at Keesler Air Force Base, 6 January, 2015. (U.S. Air Force Photo/ Master. Sgt. Brian Lamar)