Simulated Mass Causality Exercise
Members of the Delaware Air National Guard carry a mock litter patient to a C-130 during a simulated mass causality exercise on Warfield Air National Guard Base, Baltimore, Md., Nov. 6, 2010, for Exercise Vigilant Guard. Exercise Vigilant Guard was a National Guard training exercise that involved more than 2,000 personnel from units in Maryland, Delaware, Pennsylvania, the District of Columbia, and West Virginia. (U.S. Air Force photo by Staff Sgt. Benjamin Hughes/Released)