Nanjing 2014 - Gold medalist Anton Chupkov (M) of Russian Federation, silver medalist Maximilian Pilger (L) of Germany and bronze medalist Carlos Claverie of Venezuela pose on the podium during the awarding ceremony of Men's 100m Breaststroke of Nanjing 2014 Youth Olympic Games in Nanjing, capital of Jiangsu Province, on August 18, 2014.

Nanjing 2014 - A swimmer competes in women's 100m breaststroke event at Youth Olympic Games in Nanjing, Jiangsu Province, Aug. 19, 2014.

Nanjing 2014 - Ruta Meilutyte of Lithuania(C), He Yun of China(L) and Anastasiya Malyavina of Ukraine on the podium during the awarding ceremony after the Women's 100m Breaststroke match at Nanjing 2014 Youth Olympic Games in Nanjing, capital of Jiangsu Province, on Aug. 20, 2014. Ruta Meilutyte of Lithuania won the gold medal.

Nanjing 2014 - Anton Chupkov of Russian Federation competes in the final of Men's 100m Breaststroke of Nanjing 2014 Youth Olympic Games in Nanjing, capital of Jiangsu Province, on August 18, 2014. Anton Chupkov won the gold medal.

Nanjing 2014 - He Yun of China competes during the Women's 100m Breaststroke match at Nanjing 2014 Youth Olympic Games in Nanjing, capital of Jiangsu Province, on Aug. 20, 2014. He Yun of China won the silver medal.

Nanjing 2014 - Ruta Meilutyte of Lithuania competes during the Women's 100m Breaststroke match at Nanjing 2014 Youth Olympic Games in Nanjing, capital of Jiangsu Province, on Aug. 20, 2014. Ruta Meilutyte of Lithuania won the gold medal.

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.

Lilly King (L) of the United States and Yulia Efimova (R) of Russian Federation compete 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.

Yulia Efimova of Russian Federation competes 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.

BEIJING - AUGUST 12: Leisel Jones of Australia competes in the Women's 100m Breaststroke Final held at the National Aquatics Center on Day 4 of the Beijing 2008 Olympic Games on August 12, 2008 in Beijing, China. Leisel Jones of Australia finished the race in first place in a time of 1.05.17 and wins the gold medal and sets a new Olympic Record.