Bike riders begin their 100 mile ride at the Livestrong Challenge Austin bike ride Sunday, Oct. 21, 2012, in Austin, Texas. Lance Armstrong greeted about 4,300 cyclists at his Livestro

 

              Bike riders begin their 100 mile ride at the Livestrong Challenge Austin bike ride Sunday, Oct. 21, 2012, in Austin, Texas.  Lance Armstrong greeted about 4,300 cyclists at his Livestro
Bike riders begin their 100 mile ride at the Livestrong Challenge Austin bike ride Sunday, Oct. 21, 2012, in Austin, Texas. Lance Armstrong greeted about 4,300 cyclists at his Livestrong charity's fund-raising bike ride, then retreated into privacy as cycling officials get set to announce if they will appeal his lifetime ban and loss of seven Tour de France titles ordered by the U.S. Anti-Doping Agency. (AP Photo/Michael Thomas)