FILE - This April 1, 2012 file photo shows seven-time Tour de France champion Lance Armstrong grimacing during a news conference after the Memorial Hermann Ironman 70.3 Texas triathlon in Galveston, Texas. U.S. Anti-Doping Agency CEO Travis Tygart the man who brought down Lance Armstrong, said Thursday March 20, 2014 that time is running out for cycling to confront its culture of doping and clean up the sport once and for all. (AP Photo/Houston Chronicle, Michael Paulsen, File ) MANDATORY CREDIT
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