29-year-old is self-designated 'flag-bearer of anti-doping'
                                
                                
                                    (Newser) -
                                    Italy's Vincenzo Nibali has won the Tour de France, becoming the first Italian to win cycling's greatest race in 16 years by chiseling a lead over his main rivals a few seconds at a time and dominating them in the mountains. The 29-year-old Sicilian, who called himself "...