U.S. Marines with Marine Heavy Helicopter Squadron

U.S. Marines with Marine Heavy Helicopter Squadron (HMH) 461 walk on line during cold weather training at Peterson Air Force Base, Colorado Springs, Colorado, Jan. 11, 2019. The purpose of the exercise is to increase the squadron’s proficiency in cold weather and high-altitude aviation operations and improve overall combat readiness. HMH-461 is a subordinate unit for Marine Aircraft Group 29, 2nd Marine Aircraft Wing. (U.S. Marine Corps photos by Cpl. Paige C. Stade)