FILE - This Feb. 19, 2004, file photo shows Lance Armstrong, left, and Floyd Landis, riding side-by-side during the second stage of the 5-day Tour of the Algarve cycling race in Algarve, southern Portugal. Disgraced American cyclist Floyd Landis has admitted to systematic use of performance-enhancing drugs and accused seven-time Tour de France champion Lance Armstrong of involvement in doping, the Wall Street Journal reported Thursday, May 20, 2010. (AP Photo/Miguel Riopa, pool, File)