2007 Tour de France Alberto Contador in the yellow jersey as the leader, Cadel Evans in second, and Levi Leipheimer in third, were separated by only 2:49, with both Evans and Leipheimer recognized as far superior time trialists to Contador. In the end, each rider held his place after the final time trial, but with considerably slimmer margins, as the Tour ended with the smallest-ever spread of only 31 seconds among the top three riders. Alberto Contador also won the young rider classification, indicated by the white jersey, as the best young (under age 25) rider. A total of 21 teams were invited to
Tour de France low levels of clenbuterol on 21 July rest day. On 26 January 2011, the Spanish Cycling Federation proposed a 1-year ban but reversed its ruling on 15 February and cleared Contador to race. Despite a pending appeal by the UCI, Contador finished 5th overall in the 2011 Tour de France, but in February 2012, Contador was suspended and stripped of his 2010 victory. During the 2012 Tour, the 3rd placed rider from 2011, Fränk Schleck tested positive for the banned diuretic Xipamide and was immediately disqualified from the Tour. In October 2012, the United States Anti-Doping Agency released a report