U.S. Air Force Tech. Sgt. Patterson, a weapons load crew chief assigned to the 1st Maintenance Group, briefs retired Chief Master Sgt. of the Air Force Rodney J. McKinley on the weapons at Langley Air Force Base, Va., March 18, 2016. McKinley served as a crew chief for the 3rd Tactical Fighter Wing at Clark Air Force Base, Philippines, from June 1987 to 1991 before serving as the top enlisted Airman. (U.S. Air Force photo by Airman 1st Class Kaylee Dubois)