Tour Turmoil

Floyd Landis testifies May 19, 2007, during an arbitration hearing on doping allegations against the 2006 Tour de France cycling champion at Pepperdine University in Malibu, Calif. Landis lost his final chance to retain his 2006 Tour de France title Monday, June 30, 2008, when the Court of Arbitration for Sport upheld a previous panel's decision, ruling his positive doping test during the Tour two years ago was valid.

Cyclist Floyd Landis listens to the closing statement of the United States Anti-Doping Agency May 23, 2007, at Pepperdine University in Malibu, Calif. Landis lost his expensive and explosive doping case Thursday, Sept. 20, 2007, when arbitrators upheld the results of a test that showed the 2006 Tour de France champion used synthetic testosterone to fuel his spectacular comeback victory.

Floyd Landis of San Diego, prepares to compete in the Nature Valley Mountain Bike Championship as a member of Athletes For A Cure during the Teva Mountain Games on Saturday, June 2, 2007, in Vail, Colo.

Cyclist Floyd Landis, center, listens, with his attorneys Paul Scott, left, and Howard Jacobs, May 23, 2007, during the 2006 Tour de France champion's arbitration hearing at Pepperdine University in Malibu, Calif. Landis has denied cheating and said errors at the Laboratoire Nationale de Depistage du Dopage account for the positive result for testosterone from a urine sample he gave after stage 17 of the 2006 Tour.

Cyclist Floyd Landis looks at his parents, Paul and Arlene, as they attend an arbitration hearing on the doping allegations against the 2006 Tour de France champion at Pepperdine University in Malibu, Calif., Monday, May 14, 2007.

Floyd Landis arrives on the podium after the 11th stage of the Tour de France cycling race this Thursday, July 13, 2006 file photo. Landis tested positive for high levels of testosterone during the race. Landis said naturally high testosterone levels caused him to fail the drug test, not doping.

Cyclist Floyd Landis listens to questions from the media during a news conference in Madrid, Friday, July 28, 2006. Landis said he will undergo tests to prove he has naturally high testosterone levels and therefore is not guilty of doping at the Tour de France.

Tour de France winner Floyd Landis holds up the trophy after the final stage of the 93rd Tour de France cycling race in Paris, Sunday, July 23, 2006. Landis tested positive for high levels of testosterone during the race. "We will explain to the world why this is not a doping case but a natural occurrence," Landis said in his first public appearance since the doping test cast doubt on his title.

Celebratory signs are posted outside the home of Tour de France champion Floyd Landis' parents' home in Ephrata, Pa., Thursday, July 27, 2006. Landis tested positive for high levels of testosterone during the race, raising questions about his victory. The team suspended Landis, pending results of tests on a backup sample. If ultimately proven guilty, he could be stripped of the Tour title and fired from his team.

A banner welcoming home Tour de France winner Floyd Landis hangs at the front gate of the community where Landis lives in Murrieta, Calif., Thursday, July 27, 2006. Landis' stunning victory was thrown into question when his team said he tested positive for high testosterone levels during stage 17 of the Tour, when the 30-year-old American champion began his stunning comeback with a gritty charge into the Alps.

In this photo provided by the White House, President Bush offers his congratulations to Tour de France winner Floyd Landis during a phone call from the Oval Office, Sunday, July 23, 2006 in Washington.

Floyd Landis, center, pedals with the Arc de Triomphe in background, on his way to winning the 93rd Tour de France cycling race, in Paris, Sunday, July 23, 2006. Landis said that he would undergo additional testing to show that his body produces a high level of testosterone naturally.

Floyd Landis toasts with a glass of champagne as he pedals during the final stage of the 93rd Tour de France cycling race in Paris, Sunday, July 23, 2006.

Floyd Landis of the U.S. rides up the Joux-Plane pass on his way to win in the 17th stage of the 93rd Tour de France cycling race Thursday, July 20, 2006. Landis tested positive for high levels of testosterone during after the stage, when the 30-year-old American champion began his stunning comeback with a gritty charge into the Alps.

Floyd Landis throws away a bottle of water as he rides up the Joux-Plane pass during the 17th stage of the 93rd Tour de France cycling race in this Thursday, July 20, 2006 photo. Landis tested positive for high levels of testosterone during the race.

Five-time Tour de France winner Bernard Hinault of France, left, escorts Floyd Landis of the U.S. on the podium after Landis won the 17th stage of the 93rd Tour de France cycling race, Thursday, July 20, 2006.

Floyd Landis recovers after crossing the finish line in 23rd place in the 16th stage of the 93rd Tour de France cycling race, Wednesday, July 19, 2006. Michael Rasmussen of Denmark won the stage, as Landis lost the lead to Oscar Pereiro Sio of Spain.