British Mo Farah (C) crosses the line in the men's 5,000-meter final of the World Atheletics Championships at the Luzhniki Stadium in Moscow on Aug. 16, 2013. The 30-year-old Briton finished 13 minutes and 26.99 seconds and won the gold medal in the event, adding the 10,000-meter title. ( The Yomiuri Shimbun via AP Images )