Karl Slingerland, a civilian advisor at U.S. Army Alaska's Northern Warfare Training Center, discusses the route to the peak of Mount McKinley with U.S. Army Spc. Colton Carr on Kahiltna Glacier, Alaska, May 20, 2013. Silngerland and Carr are members of a team of eight climbers  who were transported by Bravo Company, 1st Battalion, 52nd Aviation Regiment to the National Park Service base camp on the glacier to begin their attempt to climb Mount McKinley. The team members are representatives of U.S. Army Alaska's Northern Warfare Training Center and the 1st Brigade Combat Team, 25th Infantry Division, Fort Wainwright, Alaska.  (U.S. Army photo by John Pennell/Released)
John Pennell
Taken on 20 May 2013
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