"FILE - In this Feb. 12, 2012, file photo, Lance Armstrong waits for the start of the Ironman Panama 70.3. triathlon in Panama City, Panama. The U.S. Anti-Doping Agency is bringing doping charges against the seven-time Tour de France winner, questioning how he achieved those famous cycling victories. Armstrong, who retired from cycling last year, could face a lifetime ban from the sport if he is found to have used performance-enhancing drugs. He maintained his innocence, saying: ""I have never doped."" (AP Photo/Arnulfo Franco, File)"
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