Mario Rodriguez, second from left, a member of the U.S. Paralympic fencing team, battles Russia's Ivan Andreev during a fencing bout during the Paralympic Games at the ExCeL London exhibition and convention center in London Sept. 4, 2012. The Paralympics is a major international sporting event in which thousands of athletes, including wounded and injured U.S. Service members, participate in a variety of sporting events. (U.S. Army photo by Sgt. 1st Class Tyrone C. Marshall Jr./Released)