Lance Armstrong, at a race in Australia in January.
Mark Gunter/AFP/Getty Images
May 20, 2011 The cycling legend has used the Web, and in particular his Twitter page, to hit back hard against the latest allegation that he used a performance-enhancing drug when he was competing. And he's raised questions about his accuser's credibility.
February 16, 2011 The seven-time Tour de France champion says he's moving on.
Lance Armstrong arrives at a training session during a rest day of the 2010 Tour de France.
Nathalie Magniez/AFP/Getty Images
January 19, 2011 Sports Illustrated is reporting new allegations that cycling great Lance Armstrong used performance-enhancing drugs during his glory years as a Tour de France champion.
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