GWANGJU, SOUTH KOREA — JULY 21: (L-R) Silver medallist Mack Horton of Australia and gold medallist Sun Yang of China pose during the medal ceremony for Men's 400m Freestyle Final on day one of the Gwangju 2019 FINA World Championships at Nambu International Aquatics Centre on July 21, 2019 in Gwangju, South Korea. (Photo by Maddie Meyer/Getty Images)
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