Britain's Chris Froome gestures to a teammate (right) after getting up from his third crash in two days. Froome, who hurt his wrist in Tuesday's fall, has abandoned the race that he won in 2013. Laurent Cipriani/AP hide caption

itoggle caption Laurent Cipriani/AP

There were no positive doping tests during the 2013 Tour de France, officials say. Here, Chris Froome, the overall winner, steps into the anti-doping control bus after a stage in the race. Pascal Guyot /AFP/Getty Images hide caption

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Race leader Chris Froome of Great Britain finishes Stage 20 of the 2013 Tour de France. The penultimate stage of the Tour put Froome ahead by 5 minutes and practically guarantees he finishes Sunday in Paris in the yellow jersey. John Berry/Getty Images hide caption

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A woman takes a picture of a little girl posing in a cyclist cutout at the 2013 Tour de France. A new petition calls for including women in the epic race. Jeff Pachoud/AFP/Getty Images hide caption

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Riders and bicycles were spread across the road after one of the crashes Saturday during Stage 1 of the Tour de France, which began in Corsica. Joel Saget/pool /EPA/LANDOV hide caption

itoggle caption Joel Saget/pool /EPA/LANDOV

The 2013 Tour de France is breaking with several traditions, as it starts with a sprint stage on Corsica Saturday. Here, American Tejay van Garderen, 24, second from left, trains with his team on the island. Laurent Cipriani/AP hide caption

itoggle caption Laurent Cipriani/AP

In a lawsuit filed against Lance Armstrong on Tuesday, the Justice Department said the disgraced Tour de France winner "unjustly enriched" himself through his contract with the U.S. Postal Service. Reed Saxon/AP hide caption

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Oprah Winfrey talks to cyclist Lance Armstrong in Austin, Texas, on Monday. The first part of the interview airs Thursday night. George Burns/Courtesy of Harpo/AP hide caption

itoggle caption George Burns/Courtesy of Harpo/AP

Lance Armstrong, right, faces several court cases tied to evidence that he cheated. One of the suits was filed by his former U.S. Postal Service teammate Floyd Landis. Here, the pair ride during the 2003 Tour de France. Paolo Cocco/AFP/Getty Images hide caption

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Lance Armstrong, in the leader's yellow jersey, during the 2001 Tour de France. Patrick Kovarik /AFP/Getty Images hide caption

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Lance Armstrong grimaces prior to the start of the third stage of the Tour de France cycling race in Wanze, Belgium, on July 6, 2010. Armstrong said Thursday he is finished fighting charges from the U.S. Anti-Doping Agency that he used performance-enhancing drugs during his unprecedented cycling career. Christophe Ena/AP hide caption

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Defending Tour de France winner Alberto Contador is harangued by a man dressed in medical togs, during Contador's climb of the Alpe d'Huez. Lionel Bonaventure/AFP/Getty Images hide caption

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Andy Schleck climbs Galibier pass, where he won the 18th stage of the 2011 Tour de France. Thursday's 124.6-mile course ran between Pinerolo and Galibier Serre-Chevalier ski resort. Nathalie Magniez/AFP/Getty Images hide caption

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