Showing a coolness which belied his inexperience , Sagan timed his final burst perfectly to cross the line with his arms raised in triumph . Peter Sagan wins first stage of the Tour de France . Slovakian outsprinted Fabian Cancellara and Thomas Boasson Hagen . Cancellara took race leader 's yellow jersey . Pre - race favorite Bradley Wiggins finished in second place .
Peter Sagan wins first stage of the Tour de France . Slovakian outsprinted Fabian Cancellara and Thomas Boasson Hagen . Cancellara took race leader 's yellow jersey . Pre - race favorite Bradley Wiggins finished in second place .