The 2012 Tour de France enters the final week with some tough climbs in the Pyrenees and a decisive individual time-trial remaining before the peloton races laps on the Champs-Elysees in Paris on Sunday. Barring surprises, leader Bradley Wiggins looks set to become the first British winner of the Tour in the 99 editions of the race to date. His main rival, Christopher Froome, isn't even trying to