Michael Phelps, winner of 16 Olympic medals, is as close to a living Olympic legend as you can get. But can he keep the branding power if he loses? “People want winners, especially Americans,” said one brand expert.
From a scale of 1 to 10, with 10 being the best, how well will Phelps perform in Olympics 2012?
HIS RIVAL: http://cnb.cx/PJkbO5
EVERYTHING OLYMPICS: http://Olympics.CNBC.com/
(Photo: AP)

