Marines of the 2nd Battalion, 27th Regiment take cover on the beach after landing on Iwo Jima, in the afternoon of 19 February 1945. Note the man running with a .30 caliber water-cooled machine gun, at the extreme left. Mount Suribachi is smoking in the background. Photographed by Private Bob Campbell, USMCR. Official U.S. Marine Corps Photograph, now in the National Archives' U.S. Navy photographic collection.