Ethiopia's Mohammed Aman, front, crosses the finish line ahead of United States' Nick Symmonds, third from left, Djibouti's Ayanleh Souleiman, left, Poland's Marcin Lewandowski, third from right, United States' Duane Solomon, second from right, and France's Pierre-Ambroise Bosse in the men's 800-meter final at the World Athletics Championships in the Luzhniki stadium in Moscow, Russia, Tuesday, Aug. 13, 2013. (AP Photo/Anja Niedringhaus)