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RIO DE JANEIRO, BRAZIL - AUGUST 08: Lilly King of the United States celebrates winning gold in the Women's 100m Breaststroke Final on Day 3 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 8, 2016 in Rio de Janeiro, Brazil. (Photo by Adam Pretty/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 08:  Lilly King of the United States celebrates winning gold in the Women's 100m Breaststroke Final on Day 3 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 8, 2016 in Rio de Janeiro, Brazil.  (Photo by Adam Pretty/Getty Images)

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RIO DE JANEIRO, BRAZIL - AUGUST 08: Lilly King of the United States celebrates winning gold with Katie Meili of the United States in the Women's 100m Breaststroke Final on Day 3 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 8, 2016 in Rio de Janeiro, Brazil. (Photo by Amin Mohammad Jamali/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 08:  Lilly King of the United States celebrates winning gold with Katie Meili of the United States in the Women's 100m Breaststroke Final on Day 3 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 8, 2016 in Rio de Janeiro, Brazil.  (Photo by Amin Mohammad Jamali/Getty Images)

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RIO DE JANEIRO, BRAZIL - AUGUST 08: Lilly King of the United States celebrates winning gold with Katie Meili of the United States in the Women's 100m Breaststroke Final on Day 3 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 8, 2016 in Rio de Janeiro, Brazil. (Photo by Amin Mohammad Jamali/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 08:  Lilly King of the United States celebrates winning gold with Katie Meili of the United States in the Women's 100m Breaststroke Final on Day 3 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 8, 2016 in Rio de Janeiro, Brazil.  (Photo by Amin Mohammad Jamali/Getty Images)

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RIO DE JANEIRO, BRAZIL - AUGUST 08: (L-R) Silver medalist Yulia Efimova of Russia, gold medal medallist Lilly King of the United States and bronze medallist Katie Meili of the United States pose on the podium during the medal ceremony for the Women's 100m Breaststroke Final on Day 3 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 8, 2016 in Rio de Janeiro, Brazil. (Photo by Al Bello/Getty Images)

RIO DE JANEIRO, BRAZIL - AUGUST 08:  (L-R) Silver medalist Yulia Efimova of Russia, gold medal medallist Lilly King of the United States and bronze medallist Katie Meili of the United States pose on the podium during the medal ceremony for the Women's 100m Breaststroke Final on Day 3 of the Rio 2016 Olympic Games at the Olympic Aquatics Stadium on August 8, 2016 in Rio de Janeiro, Brazil.  (Photo by Al Bello/Getty Images)