ANKARA

Australian swimmer Kaylee McKeown broke an Olympic record to win a gold medal in the Tokyo 2020 on Tuesday.

McKeown, 20, secured the top spot on the podium with a degree of 57.47 in the women's 100-meter backstroke final at Tokyo Aquatics Centre. She was followed by Kylie Masse with 57.72 as the Canadian swimmer had the silver medal.

Masse was 0.25 seconds behind McKeown.

Regan Smith of the US was awarded a bronze for her 58.05 in the backstroke final.

Gold medalist McKeown still holds the world record in this category with 57.45 that she set in Australia's Adelaide on June 13.

Meanwhile, in the men's 100-meter backstroke final, the Russian Olympic Committee's (ROC) Evgeny Rylov won a gold medal, completing the final in 51.98 seconds.

Rylov set a European record.

Another ROC athlete made the podium in this final; Kliment Kolesnikov had a 52.00 degree to win the silver.

Ryan Murphy from the US had the bronze. He was 0.21 behind Rylov.

In addition, US swimmers Lydia Jacoby and Lilly King bagged medals in the women's 100-meter breaststroke final.

Jacoby had a degree of 1.04.95 to win the gold medal.

South Africa's Tatjana Schoenmaker was 0.27 seconds behind Jacoby to have silver.

Jacoby's compatriot King earned a bronze with a degree of 1.05.54.

British duo Tom Dean and Duncan Scott were the best two swimmers in the men's 200-meter freestyle final.

Dean won the gold medal with a degree of 1.44.22. Scott bagged a silver. He was 0.04 seconds behind the champion.

Brazilian swimmer Fernando Scheffer was awarded a bronze medal for his 1.44.66 degree in the freestyle final.