Contador is one of the world's most accomplished cyclists and has won all three major European tours, the Tour de France (2007, 2009), the Giro d'Italia (2008, 2015) and the Vuelta a España (2008, 2012, 2014). He also won the 2010 Tour de France but was later stripped of his title after doping tests came back positive for Clenbuterol, a pharmacological substance that makes breathing easier and is normally used to treat asthma. Contador also holds a record four Vélo d'Or titles. IANS