EN GARDE Mario Rodriguez, left, a member of the 2012 U.S. Paralympic Fencing Team, battles Russia's Ivan Andreev during a fencing bout at London's ExCel Centre during the Paralympic Games in London, Sept. 4, 2012. Rodriguez is a former U.S. Air Force staff sergeant. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 284602-R-TEM26-595.jpg Photo Gallery