KEESLER AIR FORCE BASE, Miss. – Airman 1st Class Robert Ricks, 403rd Maintenance Squadron aerospace propulsion specialist, cleans the engine of a C-130J aircraft while checking it for foreign object damage Jan. 11, 2014. 403rd MXS members inspected the aircraft in the 403rd Wing’s Isochronal-inspection Dock as part of an annual Federal Aviation Administration requirement. (U.S. Air Force photo/Tech. Sgt. Ryan Labadens)