World Anti-doping Agency
Vijay Singh is suing the PGA Tour over the way it handled the investigation of his use of deer antler spray.
During CBS This Morning Oprah Winfrey confirmed that Lance Armstrong confessed during an interview Monday that he used performance-enhancing drugs to win the Tour de France.
The World Anti-Doping Agency says Lance Armstrong must confess under oath to seek a reduction in his lifetime ban from sports for doping during seven Tour de France victories.
Major League Baseball will test for human growth hormone throughout the regular season and will step up efforts to track the use of artificial testosterone.