Isaiah Jewett celebrates after winning the fourth heat of the men's 800-meter run at the U.S. Olympic Track and Field Trials Friday, June 18, 2021, in Eugene, Ore. (AP Photo/Ashley Landis)

Allyson Felix finishes second during a semi-final in the women's 200-meter run at the U.S. Olympic Track and Field Trials Friday, June 25, 2021, in Eugene, Ore. (AP Photo/Ashley Landis)

JuVaughn Harrison celebrates during the finals of the men's high jump at the U.S. Olympic Track and Field Trials Sunday, June 27, 2021, in Eugene, Ore. (AP Photo/Ashley Landis)

Erriyon Knighton finishes in third during the final in the men's 200-meter run at the U.S. Olympic Track and Field Trials Sunday, June 27, 2021, in Eugene, Ore. (AP Photo/Ashley Landis)

Anna Cockrell, right, wins the fourth heat of the women's 100-meter hurdles at the U.S. Olympic Track and Field Trials Saturday, June 19, 2021, in Eugene, Ore. (AP Photo/Ashley Landis)