A U.S. soldier assigned to the 1st Battalion, 108th Aviation Regiment, Kansas Army National Guard prepares a UH-60 Black Hawk helicopter for a mission June 12, 2012, in Salina, Kan. The helicopter and crew were scheduled to fly to Fort Collins, Colo., to support firefighting efforts against the High Park Fire. The blaze had destroyed more than 64 square miles of forest and at least 100 structures.