BEIJING, CHINA - AUGUST 29:  Ashton Eaton of the United States celebrates after finishing second in the Men's Decathlon 1500 metres heat 2 to win gold in the overall Men's Decathlon during day eight of the 15th IAAF World Athletics Championships Beijing 2015 at Beijing National Stadium on August 29, 2015 in Beijing, China.  (Photo by Cameron Spencer/Getty Images)