Chief Warrant Officer 3 Sean Dunn sits out for a turn during practice in the 2012 Marine Corps Trials in Camp Pendleton, Calif., Feb. 15, 2012. Dunn returned to practice shortly after his break and plans to compete for a spot in this years Warrior Games. The trials are hosted by the USMC Wounded Warrior Regiment, the command that provides non-medical care to wounded, ill and injured Marines.