sentences:  General Begert graduated from the United States Air Force Academy in 1968 and served as an instructor and evaluator pilot in C-141, O-2 and C-5 aircraft early in his career.During the Vietnam War, he was assigned as a forward air controller at Da Nang Air Base, South Vietnam, where he flew more than 300 combat missions over Vietnam, Cambodia and Laos.He has more than 875 combat hours.