Marines use a compass on Camp Pendleton, Calif., Sept. 5, 2015, during Exercise Dawn Blitz 2015. Dawn Blitz is a multinational training exercise involving sea-based operations, amphibious landings, and command and control capabilities training with Japan, Mexico and New Zealand. The Marines are assigned to the 1st Marine Division’s 1st Battalion, 5th Marine Regiment. U.S. Marine Corps photo by Lance Cpl. David Staten