Armstrong declines to defend himself in doping case
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American Lance Armstrong with team RadioShack rides in a breakaway during stage 16 of the Tour de France on July 20, 2010 in Pau, France. Armstrong started the ride between Bagneres-de-Luchon and Pau in 31st place. French rider Pierrick Fedrigo won the stage while Alberto Contador retained the yellow jersey. The iconic bicycle race will include a total of 20 stages and will cover 3,642km before concluding in Paris on July 25. (Photo by Spencer Platt/Getty Images)
Seven-time Tour de France winner Lance Armstrong faced a deadline Thursday, August 23, to formally challenge sweeping doping allegations from the U.S. Anti-Doping Agency or accept sanctions that could include a lifetime ban from the sport and potentially strip him of his titles. In this photo, Armstrong with team RadioShack rides in a breakaway during stage 16 of the Tour de France on July 20, 2010 in Pau, France. (Photo by Spencer Platt/Getty Images)
Seven-time Tour de France winner Lance Armstrong decided not to formally challenge sweeping doping allegations from the U.S. Anti-Doping Agency.