U S sprinter Noah Lyles’ admission that he raced in the men’s 200 meters at the Paris Olympics on Thursday after testing positive for Covid-19 has reignited a familiar debate: whether it’s ...

Lyles later said he tested positive for Covid-19. Botswana's Letsile Tebogo won the race and his country's first-ever Olympic gold medal. The virus "definitely affected my performance," Lyles said ...