Yang Qian (L) of China puts the gold medal on her teammate Yang Haoran after winning 10m air rifle mixed team event final in the Tokyo Olympics at the Asaka Shooting Range in Saitama, Japan, July 27, 2021. /CFP

Kaylee McKeown of Australia celebrates her gold medal after breaking Olympic record to win women's 100m backstroke final in the Tokyo Olympics at Tokyo Aquatics Centre in Tokyo, Japan, July 27, 2021. /CFP

Yang Junxuan of China competes in women's 200m freestyle semifinal in the Tokyo Olympics at Tokyo Aquatics Centre, July 27, 2021. /CFP

Evgeny Rylov of Russian Olympic Committee celebrates after winning men's 100m backstroke final in the Tokyo Olympics at Tokyo Aquatics Centre, July 27, 2021. /CFP

Xu Jiayu of China competes in men's 100m backstroke final in the Tokyo Olympics at Tokyo Aquatics Centre, July 27, 2021. /CFP

Lydia Jacoby of the U.S. celebrates after winning women's 100m breaststroke final in the Tokyo Olympics at Tokyo Aquatics Centre, July 27, 2021. /CFP

Yu Yiting of China competes in women's 200m individual medley semifinal in the Tokyo Olympics at Tokyo Aquatics Centre, July 27, 2021. /CFP

Zhang Jiaqi and Chen Yuxi of China compete in women's 10m synchronized platform final in the Tokyo Olympics at Tokyo Aquatics Centre, July 27, 2021. /CFP

Jiang Ranxin (L) and Pang Wei of China pose with their gold medals after winning 10m air pistol mixed team event final in the Tokyo Olympics at the Asaka Shooting Range in Saitama, Japan, July 27, 2021. /CFP

Fan Zhendong of China competes in men's singles Round of 16 table tennis match in the Tokyo Olympics at the Tokyo Metropolitan Gymnasium in Tokyo, Japan, July 27, 2021. /CFP

Ma Long of China competes in men's singles Round of 16 table tennis match in the Tokyo Olympics at the Tokyo Metropolitan Gymnasium, July 27, 2021. /CFP

Chen Meng of China competes in women's singles Round of 16 table tennis match in the Tokyo Olympics at the Tokyo Metropolitan Gymnasium, July 27, 2021. /CFP

Viktoria Listunova of Russian Olympic Committee performs her balance beam routine in the women's artistic gymnastics team all-around final in the 2020 Summer Olympic Games at the Ariake Gymnastics Centre in Tokyo, Japan, July 27, 2021. /CFP

Athletes of Estonia celebrate after defeating South Korea to win women's epee team event final in the Tokyo Olympics at Makuhari Messe Hall in Tokyo, Japan, July 27, 2021. /CFP

Wang Lili (#23) of China drives toward the rim in women's 3x3 basketball quarterfinal game against Italy in the Tokyo Olympics at the Aomi Urban Sports Park in Tokyo, Japan, July 27, 2021. /CFP

Marketa Vondrousova of the Czech Republic competes in women's singles Round of 16 tennis match against Natomi Osaka of Japan in the Tokyo Olympics at Ariake Tennis Park in Tokyo, Japan, July 27, 2021. /CFP

Yang Liwei (#3) of China drives toward the rim in women's basketball game against Puerto Rico in the Tokyo Olympics at Saitama Super Arena in Saitama, Japan, July 27, 2021. /CFP

Yukiko Ueno Japan pitches in women's softball final against USA at Yokohama Baseball Stadium in Yokohama, Kanagawa, Japan, July 27, 2021. /CFP