(Left) Sgt. William Shemin distinguished himself with bravery under fire during World War I. (Right) Sgt. Henry Johnson of the 369th Infantry Regiment was awarded the French Croix de Guerre for bravery while outnumbered during a battle with German soldiers, Feb. 12, 1919. Shemin Family Photo/U.S. Army hide caption

itoggle caption Shemin Family Photo/U.S. Army

Captain Michael Blakley, company commander of Battle Co., 1-32 Infantry Battalion, 3rd Brigade Combat Team, accompanied by Afghan National Army soldiers leads the patrol at the Mullah Omar mosque in Sangsar village in Kandahar province, the heartland of Taliban in southern Afghanistan. Romeo Gacad /AFP/Getty Images hide caption

itoggle caption Romeo Gacad /AFP/Getty Images