Canada's Ryder Hesjedal competes in the men's cycling individual time trial at the London 2012 Olympic Games in this file photo taken August 1, 2012. Hesjedal has admitted to doping in the past after ... more 
Canada's Ryder Hesjedal competes in the men's cycling individual time trial at the London 2012 Olympic Games in this file photo taken August 1, 2012. Hesjedal has admitted to doping in the past after assertions by Danish cyclist Michael Rasmussen that Hesjedal used prohibited substances back to 2003, according to a statement released by his representative, Slipstream Sports. REUTERS/Mark Blinch (BRITAIN - Tags: OLYMPICS SPORT CYCLING) less 
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Reuters | Photo By MARK BLINCH / REUTERS
Wed, Oct 30, 2013 6:34 PM EDT