Marines from 3rd Battalion, 1st Marine Division, 1st Marine Expeditionary Force recently conducted training aboard Marine Corps Mountain Warfare Training Center in Bridgeport, Calif., Aug. 18 to Sept. 17, 2014. The month-long exercise trained Marines in many facets all centered on mountaineering skills and high-altitude warfare. Assault climbing, rappelling, horse and mule packing, and small unit movements were all included during the exercise.