Army Sgt. Matthew Berg, a native of Prior Lake, Minn., left, and Spc. William Baker, a native of Midlothian, Va., both assigned the C Troop 1st Squadron (Airborne), 40th Cavalry Regiment, 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, part of U.S. Army Alaska, march to a rally point after conducting an Arctic airborne operation in the complete over-white uniform on Malemute drop zone at Joint Base Elmendorf-Richardson, Alaska, Dec. 12, 2013. This is the first Arctic airborne operation for the brigade since its redeployment from Afghanistan last year, and the purpose of this training event is to further validate the unit's rapid insertion capability into Arctic conditions. (U.S. Air Force photo by Justin Connaher)