IAAF World Athletics Championships: Day 7

(L-R) Silver medalist Dalilah Muhammad of the United States, gold medalist Zuzana Hejnova of the Czech Republic and bronze medalist Lashinda Demus of the United States pose on the podium during the medal ceremony for the Women's 400 metres hurdles during Day Seven of the 14th IAAF World Athletics Championships Moscow 2013 at Luzhniki Stadium at Luzhniki Stadium on August 16, 2013 in Moscow, Russia.
(Aug. 15, 2013 - Source: Ian Walton/Getty Images Europe)