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Xu Jiayu of China enters the water as he competes in Men's 100m Backstroke Final in the 18th Asian Games in Jakarta, Indonesia, Aug. 19, 2018. Xu won the gold medal. (Xinhua/Fei Maohua)
Xu Jiayu of China enters the water as he competes in Men's 100m Backstroke Final in the 18th Asian Games in Jakarta, Indonesia, Aug. 19, 2018. Xu won the gold medal. (Xinhua/Fei Maohua)