
Italy's Elia Viviani competes during men's omnium competition of Cycling Track at the 2016 Rio Olympic Games in Rio de Janeiro, Brazil, on Aug. 15, 2016. Elia Viviani won the gold medal. (Xinhua/Ren Zhenglai)

Italy's Elia Viviani competes during men's omnium competition of Cycling Track at the 2016 Rio Olympic Games in Rio de Janeiro, Brazil, on Aug. 15, 2016. Elia Viviani won the gold medal. (Xinhua/Ren Zhenglai)
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