FILE - Christian Coleman, of the United States, finishes a men's 60 meters heat at the World Athletics Indoor Championships in Belgrade, Serbia, Saturday, March 19, 2022. American sprinter Christian Coleman is steadily getting up to speed after an 18-month ban that kept him out of the Tokyo Games last summer. This weekend at the Prefontaine Classic will be the first step in what could be a long and fruitful run in Eugene, Oregon, for the 100-meter world champion. (AP Photo/Petr David Josek, File)

FILE - Christian Coleman, of the United States, competes in in a men's 60 meters heat at the World Athletics Indoor Championships in Belgrade, Serbia, Saturday, March 19, 2022. American sprinter Christian Coleman is steadily getting up to speed after an 18-month ban that kept him out of the Tokyo Games last summer. This weekend at the Prefontaine Classic will be the first step in what could be a long and fruitful run in Eugene, Oregon, for the 100-meter world champion. (AP Photo/Petr David Josek, File)