Ultimate Fighting Championship (UFC) fighter Chris Lytle, left, shows U.S. Marine Corps Lance Cpl. Lowell Switzer, with Headquarters, 6th Marine Regiment, based at Camp Lejeune, N.C., the best way to protect himself while throwing a punch during a demonstration at the gym at 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)