Jungle Warfare Marines with 7th Communication Battalion conduct a communication exercise at the Jungle Warfare Training Center in Okinawa, Japan. (U.S. Marine Corps video by Sgt. Ryan Siddell) | U.S. Marine Corps

See what it's like to compete in the #ArmyROTC Northern Warfare Challenge, also known as the "hardest race in ROTC." This year, 49 teams from 38 schools competed in the event Feb. 23-24. The challenge is a two-day test of cold weather military and survival skills. The final event is a 14-mile ruck march at Grandad Bluff in La Crosse, Wisconsin, with a total elevation change of approximately 3,700 feet. Final standings: 1st place: The U.S. Military Academy at West Point 2nd place: Norwich Univers

Arctic Warriors We travel to Alaska to see the training at U.S. Army Northern Warfare Training Center's Cold Weather Leadership Course. New SOLDIERS episiode, at 8:45 a.m. EDT, May 30, 2017. | U.S. Army