Defensive Position Marine Corps Sgt. Tara-Lyn Baker holds a defensive position alongside other Marines during a mock firefight as part of the Winter Mountain Leaders Course at Marine Corps Mountain Warfare Training Center Bridgeport, Calif., Jan. 4, 2019. The course trains Marines in the struggles of combat in harsh winter conditions. Upon graduating, the Marines will be able to instruct battalions and units in how to be effective in winter warfare. Baker is the first female Marine to graduate from the course. SHARE: Download: Full Size (1.93 MB) Tags: combat center, mountain warfare training center, marine corps Credit: Marine Corps Cpl. Christian E. Moreno VIRIN: 190104-D-SO447-1087.JPG Photo Gallery