Mrs. Karen Twitty, wife of Maj. Gen. Stephen Twitty, U.S. Army 1st Infantry Division commander, supports wounded, ill and injured athletes by singing the national anthem at the 2015 Army Trials Opening Ceremony Fort Bliss, Texas, March 21, 2015. Approximately 100 wounded, ill or injured Soldiers and Veterans are at Fort Bliss to train and compete in a series of competitive athletic events including archery, cycling, shooting, sitting volleyball, swimming, track and field and wheelchair basketball. Army Trials competition, March 29-April 2, is conducted by the Army Warrior Transition Command and hosted by Fort Bliss. Army Trials help determine who will get a spot on the Department of Defense Warrior Games 2015 Army Team in June at Marine Corps Base, Quantico, Va.