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Xu Jiayu of China celebrates after winning the gold medal of Men's 100m Backstroke Final in the 18th Asian Games in Jakarta, Indonesia, Aug. 19, 2018.(Xinhua/Fei Maohua)
Xu Jiayu of China celebrates after winning the gold medal of Men's 100m Backstroke Final in the 18th Asian Games in Jakarta, Indonesia, Aug. 19, 2018.(Xinhua/Fei Maohua)