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

itoggle caption John Berry/Getty Images

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

Lance Armstrong warms up for the swimming leg of the 2011 Xterra World Championship triathlon in Kapalua, Hawaii (before he was banned from most competitions). This weekend, he'll swim in a Texas meet for masters swimmers. Hugh Gentry /Reuters /Landov hide caption

itoggle caption Hugh Gentry /Reuters /Landov

Washington State Rep. Ed Orcutt has apologized for saying "the act of riding a bike results in greater emissions of carbon dioxide from the rider," after an email with a bike shop owner sparked criticism. Here, a cyclist rides in Seattle last year. Elaine Thompson/AP hide caption

itoggle caption Elaine Thompson/AP

Lance Armstrong in 2010. Timothy A. Clary /AFP/Getty Images hide caption

itoggle caption Timothy A. Clary /AFP/Getty Images

South African cyclist Burry Stander, seen here riding in the cross-country mountain bike race at the London Olympics, was killed during a training ride Thursday in South Africa. Fabrice Coffrini/AFP/Getty Images hide caption

itoggle caption Fabrice Coffrini/AFP/Getty Images

Lance Armstrong, in the yellow leader's jersey, during the 2002 Tour de France. Now, there's no winner of that race or the six others in which he finished first. Mike Powell/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

itoggle caption Patrick Kovarik /AFP/Getty Images

Lance Armstrong, wearing the yellow jersey that identifies the leader in the Tour de France, during the race in 2003. He won that year and six other times. Joel Saget /AFP/Getty Images hide caption

itoggle caption Joel Saget /AFP/Getty Images