Ed Donaldson, Army Support Activity simulations specialist, explains the various scenarios available through the Virtual Battle Space 2 simulator training at Fort Eustis, Va., Sept. 6, 2012. The ASA uses VBS2 simulated battlefield scenarios to train Soldiers; accurately recreating elements such as fire-control systems, physics and weapon ballistics. (U.S. Air Force photo by Staff Sgt. Ashley Hawkins/Released)