Caeleb Dressel, of the United States, swims in the men's 100-meter butterfly final at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Gregory Bull)

Japan's Ryoji Kuribayashi reacts after Japan won a baseball game against Mexico at Yokohama Baseball Stadium during the 2020 Summer Olympics, Saturday, July 31, 2021, in Yokohama, Japan. (AP Photo/Matt Slocum)

Novak Djokovic, of Serbia, reacts after being defeated by Pablo Carreno Busta, of Spain, in the bronze medal match of the tennis competition at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Kathleen Ledecky, of the United States, leaves the pool after winning the women's 800-meter freestyle final at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/David Goldman)