BRIDGEPORT, Calif. (Marines and Sailors of 2nd Battalion, 7th Marine Regiment, 1st Marine Division participate in Mountain Training Exercise (MTX) 2-21 on Feb. 3, 2020 at Marine Corps Mountain Warfare Training Center, Bridgeport, Calif. The purpose of MTX is to prepare Marines for harsh weather conditions while enhancing winter warfare skills in cold weather environments. (U.S. Marine Corps Photo by Lance Cpl. Cedar Barnes)