LANGLEY AIR FORCE BASE, Va. -- Retired Chief Master Sgt. William Christy, guest speaker, speaks to Airmen about his experience as one of the first Chiefs in the Air Force, during the Chief Promotion Release Nov. 6. The event congratulates these seasoned Airmen on the promotion to the rank of chief master sergeant. (U.S. Air Force photo/Airman 1st Class John Teti)