Jamaica's Usain Bolt celebrates as he wins gold in the men's 100-meter final during the athletics competitions of the 2016 Summer Olympics at the Olympic stadium in Rio de Janeiro, Brazil, Aug. 14, 2016. (Photo: China News Service/Fu Tian)
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Jamaica's Usain Bolt celebrates as he wins gold in the men's 100-meter final during the athletics competitions of the 2016 Summer Olympics at the Olympic stadium in Rio de Janeiro, Brazil, Aug. 14, 2016. (Photo: China News Service/Fu Tian)
