Michelle Mummers, a retired Marine major and wounded warrior, swims at Marine Corps Base Quantico, Virginia May 28, 2015 in preparation for the 2015 Department of Defense Warrior Games. This will be Mummer's second time competing in both the cycling and swimming portion of the games. - Michelle Mummers, a retired Marine major and wounded warrior, swims at Marine Corps Base Quantico, Virginia May 28, 2015 in preparation for the 2015 Department of Defense Warrior Games. This will be Mummer's second time competing in both the cycling and swimming portion of the games.