China’s Gong Lijiao, who won the women’s shot put with her personal best of 20.58 meters, competes in the final on Sunday at the Tokyo Olympics. Photo: VCG

China’s Su Bingtian celebrates after winning the men's 100 semifinal in 9.83 seconds on Sunday at the Tokyo Olympics. Photo: VCG

Su Bingtian (second right) leads in the men’s 100-meter semifinal on Sunday at the Olympic Stadium in Tokyo. Photo: VCG

Su Bingtian (second right) competes in the men’s 100-meter final on Sunday at the Tokyo Olympics. Photo: VCG

Su Bingtian (right) tries to move past U.S. runner Ronnie Baker (left) during the final on Sunday. Photo: VCG

Su Bingtian passes competitors during the men’s 100-meter semifinal on Sunday. Photo: Fu Tian/China News Service, VCG

Su Bingtian (left) looks at his competitors while sprinting to the finish line during the men’s 100-meter preliminary round on Saturday at the Tokyo Olympics. Photo: VCG

Gong Lijiao warms up before the women’s shot put final on Sunday at the Tokyo Olympics. Photo: VCG

Gong Lijiao prepares for women’s shot put final at the Toyko Olympics on Sunday. Photo: Fu Tian/China News Service, VCG

Gong Lijiao competes in the women’s shot put final on Sunday. Photo: VCG

Gong Lijiao throws out a shot in the final on Sunday at the Tokyo Olympics. Photo: VCG

Gong Lijiao (center) stands on the podium with Raven Saunders (left) of the U.S., who finished second, and Valerie Adams of New Zealand, who finished third, after winning the women’s shot put final. Photo: VCG