Sgt. Dakota Meyer

U.S. Marine Corps Sgt. Dakota Meyer, left, prepares to demonstrate an M240 machine gun for competitors during the Maximum Warrior Challenge in Crawfordsville, Ark., Aug 10, 2011. Meyer is scheduled to receive the Medal of Honor, the nation’s highest award for valor, from President Barack Obama for heroic actions in Ganjgal, Afghanistan, Sept. 8, 2009, making him the first living Marine Corps recipient since the Vietnam War. (DoD photo by Sgt. James Shea, U.S. Marine Corps/Released)