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Silver medalist Ye Shiwen of China starts during the women's 400m medley final at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, on July 28, 2019. (Xinhua/Wang Jingqiang)

Silver medalist Ye Shiwen of China starts during the women's 400m medley final at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, on July 28, 2019. (Xinhua/Wang Jingqiang)