LANGLEY AIR FORCE BASE, Va. -- Chief Master Sgt. Kevin Slater, 1st Fighter Wing command chief, loosens a bolt on the engine of an F-22 at the 1st Component Maintenance Squadron Dec. 10. Chief Slater toured the squadron and received a lesson on the engines while getting to know some of the Airmen. (U.S. Air Force photo/Airman Rebecca Montez)