Retired U.S. Air Force Chief Master Sgt. of the Air Force Rodney J. McKinley prepares for a brief outlining the changes made in the air traffic control tower at Langley Air Force Base, Va., March 18, 2016. McKinley’s visit showcased changes the 1st Fighter Wing has made recently. (U.S. Air Force photo by Airman 1st Class Kaylee Dubois)

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)

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)

Retired U.S. Air Force Chief Master Sgt. of the Air Force Rodney J. McKinley meets with Airmen assigned to the 1st Fighter Wing (1 FW) at Langley Air Force Base, Va., March 18, 2016. McKinley served as the command chief master sergeant of the 1st FW from September 2002 to June 2004 before serving as the Air Force’s top enlisted Airman. (U.S. Air Force photo by Airman 1st Class Kaylee Dubois)

U.S. Air Force Staff Sgts. Alonzo Hickman and Lloyd Williamson, aircrew flight equipment technicians (AFE) assigned to the 1st Operations Support Squadron, show retired Chief Master Sgt. of the Air Force Rodney J. McKinley the improvements made to parachute equipment at Langley Air Force Base, Va., March 18, 2016. Since his time as the 15th CMSAF, flight equipment, such as parachutes, helmets and survival kits have undergone advances to increase pilot safety. (U.S. Air Force photo by Airman 1st Class Kaylee Dubois)

Retired U.S. Air Force Chief Master Sgt. of the Air Force Rodney J. McKinley holds on to an F-22 Raptor engine during a demonstration in the Hush House at Langley Air Force Base, Va., March 18, 2016. McKinley was introduced to the power of an F-22 Raptor engine and the newest technology that keeps them flying. (U.S. Air Force photo by Airman 1st Class Kaylee Dubois)