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Sun Yang of China enters the aquatic center before men's 4x100m freestyle relay final of swimming at the 18th Asian Games in Jakarta, Indonesia, Aug. 22, 2018. (Xinhua/Pan Yulong)
Sun Yang of China enters the aquatic center before men's 4x100m freestyle relay final of swimming at the 18th Asian Games in Jakarta, Indonesia, Aug. 22, 2018. (Xinhua/Pan Yulong)