Former U.S. Marine Corps Sgt. Art Davie, Ultimate Fighting Championship co-founder, and James Vick, UFC lightweight fighter, operate a Boeing AH-64 Apache helicopter simulator during the Mixed Martial Arts Legends Tour at Joint Base Langley-Eustis, Va., Nov. 30, 2017. The visitors were introduced to the simulated training models used to teach Fort Eustis’ 128th Aviation Brigade students how to become Apache helicopter maintainers. (U.S. Air Force photo by Senior Airman Kaylee Dubois)