U.S. Airmen with the Utah Air National Guard transport

U.S. Airmen with the Utah Air National Guard transport a mock patient to a UH-72 Lakota to be medically evacuated from a hospital affected by a notional tornado, during the exercise Vigilant Guard 2013 at the North Suburban Medical Center in Thornton, Colo., July 24, 2013. Vigilant Guard is a series of federally funded disaster-response drills conducted by National Guard units working with federal, state and local emergency management agencies and first responders. (U.S. Army National Guard photo by Sgt. Bethany Fehringer/Released)