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Nigeria’s Tobi Amusan set a world record in the semifinals, then ran an even faster, wind-aided time in the final to take the gold medal in the 100-meter hurdles at world championships.
Kamila Valieva was back on the Olympic ice at the Beijing Games for the individual competition.
A doctor in Texas became the first person to be charged under a landmark U.S. law designed to add legal accountability to a global anti-doping system that has long struggled to regulate itself.
Federal prosecutors have charged a Texas man with providing performance-enhancing drugs to athletes competing in the 2020 Olympics in Tokyo, including the star Nigerian sprinter Blessing Okagbare.
Elaine Thompson-Herah broke Florence Griffith Joyner’s 33-year-old Olympic record in the women’s 100 meters.
Elaine Thompson-Herah of Jamaica has broken Florence Griffith Joyner’s 33-year-old Olympic record in the women’s 100 meters.