U.S. Air Force Gen. Jeff L. Harrigian, right, U.S. Air Forces in Europe and Air Forces Africa commander, speaks with Chief Master Sgt. Matthew Pipes, middle, 31st Aircraft Maintenance Squadron, 555th Aircraft Maintenance Unit superintendent and Lt. Col. Beau E. Diers, 555th Fighter Squadron commander, at Aviano Air Base, Italy, Oct. 22, 2019. Harrigian oversees air operations for two combatant commands across 104 countries. (U.S. Air Force photo by Airman Thomas S. Keisler IV)