ALPE D'HUEZ, FRANCE - JULY 18:  Alberto Contador of Spain and Team Saxo-Tinkoff reacts as he crosses the finish line at the end of stage eighteen of the 2013 Tour de France, a 172.5KM road stage from Gap to l'Alpe d'Huez, on July 18, 2013 in Alpe d'Huez, France.  (Photo by Bryn Lennon/Getty Images)