U.S. Army Sgt. 1st Class Robert Peredo's service dog, Bella, rolls on the floor at the 2015 Department of Defense (DoD) Warrior Games' welcome tent, Quantico, Va., June 18, 2015. The Warrior Games, founded in 2010, is a Paralympic-style competition that features eight adaptive sports for wounded, ill, and injured service members and veterans from the U.S. Army, Marine Corps, Navy/Coast Guard, Air Force, Special Operations Command, and the British Armed Forces. This year marks the first time the DoD takes responsibility for operational planning and coordination of the event, in which approximately 250 athletes are expected to compete. (U.S. Marine Corps photo by Lance Cpl. Andrianna J. Daly/Released)