LAUSANNE, Switzerland -- Usain Bolt has lost one of his nine Olympic gold medals in a doping case involving teammate Nesta Carter. The IOC said Wednesday that Carter tested positive for ...

Olympic and world sprint champion Usain Bolt has been saddened by the focus on doping in the run-up to the world championships but said it was up to all clean athletes, not just him, to save the sport ...

(AP) Usain Bolt believes the recent doping scandals in sprinting hurt the sport and insists he’s running clean. The world’s fastest man stopped short of condemning fellow Jamaican sprinters Asafa ...

Jamaican sprinter Nesta Carter is appealing the ruling that cost him, Usain Bolt and the rest of the Jamaican 4x100-meter relay team a gold medal at the 2008 Beijing Olympics. Carter filed his appeal ...

"It's rough in the sport," the six-times Olympic Champion told British media. "Something that's been tarnishing the sport for years." Thirty-one athletes from six sports could be banned from this year ...