Special warfare Airmen and UFC Hall of Famer Forrest Griffin conduct a grappling workout during a filming at the Ultimate Fighter Championship Performance Institute in Las Vegas, Nevada. Nine Air Force special warfare and combat support airmen teamed up with top UFC fighters to conduct various special warfare training drills and, more importantly, share stories of the grit and grind each discipline requires as part of the Air Force's sponsorship of UFC. (Air Force photo/Master Sgt. Chance Babin)