Special warfare Airmen perform memorial push-ups, alongside UFC Hall of Famer Forrest Griffin and Stephen Thompson during a filming at the UFC Performance Institute in Las Vegas, Nevada. Nine Air Force special warfare and combat support airmen teamed up with top UFC athletes 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. Memorial push-ups are done by special warfare Airmen to honor and in remembrance of those who made the ultimate sacrifice. (Air Force photo/Master Sgt. Chance Babin)