By Gilles Le Roc'h OUDENAARDE, Belgium, March 31 (Reuters) - Fabian Cancellara wiped out last year's bad memories when he powered his way to his second victory in the Tour of Flanders cycle race on Sunday. A year ago, on the same 256 kms of exhausting hills and cobbled sections, the Swiss former Olympic and world time-trial champion hit the tarmac as he rode over a bottle 60 kms from the finish line in Oudenaarde. He fractured his collarbone, forcing him to miss the "Ronde" and the Paris-Roubaix the following weekend. ... More...