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After the news broke in December that Milwaukee Brewers left fielder Ryan Braun had tested positive for synthetic testosterone, his first public defense was, "It's b-------." Braun also told a reporter that he "can't wait" to explain himself and th...

Current anti-doping testing methods have their challenges, but a new approach, called longitudinal testing, represents one of the most exciting anti-doping developments that some experts have seen, write Mark Fainaru-Wada and T.J. Quinn.

Marion Jones' fall from grace was complete when she reported to federal prison on Friday. But it didn't have to end this way, as Kelli White illustrates. Mark Fainaru-Wada reports.

Documents made public as part of the government's case against Marion Jones give the public its first chance to see how extensive and organized the business of doping was at BALCO.