Emmanuel Korir, of Kenya, celebrates as he wins the gold medal ahead of Ferguson Rotich, of Kenya in the final of the men's 800-meter at the 2020 Summer Olympics, Wednesday, Aug. 4, 2021, in Tokyo, Japan. (AP Photo/Charlie Riedel)

Andre De Grasse, center, of Canada, wins the gold medal in the men's 200-meter final at the 2020 Summer Olympics, Wednesday, Aug. 4, 2021, in Tokyo. (AP Photo/Martin Meissner)

Bronze medalist Noah Lyles, of the United States, reacts after the men's 200-meter final at the 2020 Summer Olympics, Wednesday, Aug. 4, 2021, in Tokyo. (AP Photo/Petr David Josek)

Kenneth Bednarek, of United States, silver, and Noah Lyles, of United States, bronze, react after the final of the men's 200-meters at the 2020 Summer Olympics, Wednesday, Aug. 4, 2021, in Tokyo, Japan. (AP Photo/Francisco Seco)

Andre De Grasse, of Canada celebrates after he won the gold medal in the final of the men's 200-meters at the 2020 Summer Olympics, Wednesday, Aug. 4, 2021, in Tokyo, Japan. (AP Photo/Francisco Seco)

Runners compete in the final of the women's 3,000-meters steeplechase at the 2020 Summer Olympics, Wednesday, Aug. 4, 2021, in Tokyo. (AP Photo/David J. Phillip)

Runners compete in the final of the women's 3,000-meters steeplechase at the 2020 Summer Olympics, Wednesday, Aug. 4, 2021, in Tokyo. (AP Photo/David J. Phillip)

Emmanuel Korir, right, of Kenya, celebrates after winning the gold medal with silver medalist Ferguson Rotich, also of Kenya, in the men's 800-meter final at the 2020 Summer Olympics, Wednesday, Aug. 4, 2021, in Tokyo. (AP Photo/Petr David Josek)

Andre De Grasse, of Canada, celebrates after winning the final of the men's 200-meters at the 2020 Summer Olympics, Wednesday, Aug. 4, 2021, in Tokyo, Japan. (AP Photo/Markus Schreiber)

Andre De Grasse, of Canada, celebrates after winning the final of the men's 200-meters at the 2020 Summer Olympics, Wednesday, Aug. 4, 2021, in Tokyo, Japan. (AP Photo/Markus Schreiber)