Paratroopers with the 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, leap from the tailgate of a C-130 Hercules Alaska Air National Guard aircraft on Dec. 12, 2013 at the Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska. The soldiers jumped with arctic combat gear as part of training for operations in northern Alaska next year. (Jason Epperson/U.S. Army)

Army 1st Lt. David Pearson, of Carlisle, Pa., assigned to the 1st Squadron (Airborne), 40th Cavalry Regiment, moves off the drop zone after conducting an Arctic airborne operation in the complete over-white uniform on Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska, Dec. 12. This is the first Arctic airborne operation for the brigade since its redeployment from Afghanistan last year. (John Pennell/U.S. Army)

Paratroopers assigned to the 1st Squadron (Airborne), 40th Cavalry Regiment, move off the drop zone after an Arctic airborne operation in the complete over-white uniform on Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska, Dec. 12, 2013. (John Pennell/U.S. Army)

Lt. Col. Richard M. Scott, commander of 1st Squadron, 40th Cavalry Regiment, 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, secures his parachute after jumping from a C-130 Hercules at the Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska. (Jeffrey Smith/U.S. Army)

First Lt. David Pearson with 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, waits for another paratrooper to secure his equipment after their parachute jump from a C-130 Hercules on Dec. 12, 2013 at the Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska, on Dec. 12, 2013. (Jeffrey Smith/U.S. Army)

A paratrooper assigned to the 1st Squadron (Airborne), 40th Cavalry Regiment prepares for his parachute landing fall during an Arctic airborne operation in the over-white uniform on Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska, Dec. 12, 2013. The unit is part of U.S. Army Alaska's 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division. This is the first Arctic airborne operation for the brigade since its redeployment from Afghanistan last year. (John Pennell/U.S. Army)

Paratroopers with the 1st Squadron (Airborne), 40th Cavalry Regiment prepare for their parachute landing fall during an Arctic airborne operation in the over-white uniform on Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska, Dec. 12, 2013. (John Pennell/U.S. Army)

Staff Sgt. Bruce Henderson, an infantryman with 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, uses crossed ski poles to steady his aim Dec. 12, 2013 at the Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska. (Jeffrey Smith/U.S. Army)

A paratrooper assigned the 1st Squadron (Airborne), 40th Cavalry Regiment, 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, part of U.S. Army Alaska, is seen jumping from a C-130 Hercules aircraft during an Arctic airborne operation in the complete over-white uniform on Malemute drop zone at Joint Base Elmendorf-Richardson, Alaska, Dec. 12, 2013. (Justin Connaher/U.S. Air Force)

Army Staff Sgt. Bruce Henderson, a native of Keystone Heights, Fla., assigned the 1st Squadron (Airborne), 40th Cavalry Regiment, 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, part of U.S. Army Alaska, skis 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. (Justin Connaher/U.S. Air Force)

Army Sgt. Matthew Berg, a native of Prior Lake, Minn., left, and Spc. William Baker, 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. (Justin Connaher/U.S. Air Force)

Staff Sgt. Bruce Henderson, an infantryman with 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, secures his equipment in preparation to move after jumping from a C-130 Hercules on Dec. 12, 2013 at the Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska. Henderson said the jump gave soldiers a chance to familiarize themselves with carrying arctic equipment while jumping from an aircraft. (Jason Epperson/U.S. Army)

Staff Sgt. Bruce Henderson, an infantryman with 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, skis off the drop zone after jumping from a C-130 Hercules on Dec. 12, 2013 at the Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska. (Jason Epperson/U.S. Army)

A paratrooper with the 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, prepares to land at the Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska after jumping from a C-130 Hercules. (Jeffrey Smith/U.S. Army)

A paratrooper with the 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, moves off the drop zone carrying skis on Dec. 12, 2013 at the Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska. According to one soldier, the jump was a chance to test jumping from the plane with skis. (Jeffrey Smith/U.S. Army)

Spc. William Baker, left, an infantryman with 4th Infantry Brigade Combat Team (Airborne), 25th Infantry Division, secures his equipment in preparation to move after jumping from a C-130 Hercules on Dec. 12, 2013 at the Malemute Drop Zone at Joint Base Elmendorf-Richardson, Alaska. (U.S. Army)