U.S. Marines and Sailors with Combat Logistics Battalion 6, Combat Logistics Regiment 2, 2nd Marine Logistics Group, observe medical supplies secured onto a litter during Mountain Training Exercise 2-25 at the Marine Corps Mountain Warfare Training Center Bridgeport, California, on March 13. MTX 2-25 is designed to prepare units to strengthen expeditionary warfare tactics and build confidence in their abilities to operate in a cold weather, high-altitude, mountainous environment (U.S. Marine Corps photo by Sgt. Mary Torres).