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TOPSHOT - Australia's Kyle Chalmers poses with his gold medal on the podium of the Men's 100m Freestyle Final during the swimming event at the Rio 2016 Olympic Games at the Olympic Aquatics Stadium in Rio de Janeiro on August 10, 2016. / AFP / Odd Andersen (Photo credit should read ODD ANDERSEN/AFP via Getty Images)

TOPSHOT - Australia's Kyle Chalmers poses with his gold medal on the podium of the Men's 100m Freestyle Final during the swimming event at the Rio 2016 Olympic Games at the Olympic Aquatics Stadium in Rio de Janeiro on August 10, 2016.   / AFP / Odd Andersen        (Photo credit should read ODD ANDERSEN/AFP via Getty Images)