NINETY THREE OF ONE HUNDRED PHOTOS WORLD WAR ONE CENTENARY TIMELINE In this Sept. 13, 1918 file photo, U.S. troops of the 107th Regiment Infantry, 27th Division, advance on a path through a barbed wire entanglement near Beauqueanes, Somme, France during World War One. (AP Photo/U.S. Army Signal Corps, File) Photo: Associated Press / AP1918