BOURG D'OUEIL, FRANCE - JULY 22:  Vincenzo Nibali of Italy and the Astana Pro Team descends the Port de Bales as he defends the overall race leader's yellow jersey during the sixteenth stage of the 2014 Tour de France, a 238km stage between Carcassonne and Bagneres-de-Luchon, on July 22, 2014 in Bourg d'Oueil, France. Nibali if followed by Thibaut Pinot of France and FDJ.fr who earned the best young rider's white jersey in the stage.  (Photo by Doug Pensinger/Getty Images)