China's Liu Yang competes during the men's rings final of Artistic Gymnastics at the 2016 Rio Olympic Games in Rio de Janeiro, Brazil, on Aug. 15, 2016. (Xinhua/Zheng Huansong)
China's Liu Yang competes during the men's rings final of Artistic Gymnastics at the 2016 Rio Olympic Games in Rio de Janeiro, Brazil, on Aug. 15, 2016. (Xinhua/Zheng Huansong)
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