 General Evans next was transferred to Wheelus Air Base, Libya, and served as deputy for operations and later as vice commander of the 7272d Flying Training Wing, the weapons training center for the United States Air Forces in Europe.He volunteered for Southeast Asia duty in 1966 and was transferred to the Republic of Vietnam in May 1967 as vice commander, and later was commander of the 31st Tactical Fighter Wing at Tuy Hoa Air Base.Before returning to the United States in May 1968, he completed 278 combat missions in the F-100 Super Sabre aircraft.