U.S. Marine Corps Sgt. Cogen T. Nelson, right, cycles during practice for the 2012 Warrior Games in Colorado Springs, Colo., on April 28, 2012. Nelson is a second-time participant in the event and will be competing for the Ultimate Champion title. The Warrior Games is an annual event allowing wounded, ill and injured Service members and veterans to compete in Paralympics sports including archery, cycling, shooting, sitting volleyball, track and field, swimming and wheelchair basketball.