U.S. Air Force Tech Sgt. Clinton Williams, 52nd Component Maintenance Squadron engine manager, wraps his hands before his fight during the 12th Kwon Respect Fighting Championship in Wuppertal, Germany, April 11, 2015. Williams trains in MuayThai and Jiu Jitsu for his mixed martial arts fights. (U.S. Air Force photo by Airman 1st Class Timothy Kim/Released)