Lance Armstrong became an icon in the cycling world in 2000s, making the Tour de France a major spectator sport in America. In October 2012, he stepped down as chairman of his Livestrong cancer charity after saying he would no longer fight doping allegations and being stripped of his seven Tour titles.
Lance Armstrong Through the Years
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July 25, 2009: Andy Schleck of Luxembourg, Alberto Contador of Spain, and Lance Armstrong, left to right, cross the finish line during the 20th stage of the Tour de France.
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July 10, 2010: Lance Armstrong rides in the pack during his final Tour de France.
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June 28, 2012: Levi Leipheimer, George Hincapie, Christian Vande Velde and David Zabriskie struck a deal with the US anti doping agency to admit to using doping and to give evidence against Armstrong.
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October 17, 2012: Lance Armstrong announces he is stepping down as chairman of his Livestrong cancer-fighting charity so the group can focus on its mission instead of its founder's problems.