Ultimate Fighting Championship (UFC) fighter Chris Lytle, right, uses Shawn Cannan, a retired Army sergeant first class who is training with the Individual Replacement Deployment Office, to demonstrate how to move in for a body blow at the gym during a visit to Camp Atterbury, Indiana, Sept. 20, 201. Lytle and UFC fighter Matt Mitrione visited the installation and provided combatives tips to interested Service members. (U.S. Army photo by Michael Maddox/Released)