CompuBox Analysis: Sergio Martinez vs Darren Barker

If one listens to the oddsmakers, (Martinez is a 20-1 favorite) Saturday's Sergio Martinez-Darren Barker match will be a perfunctory exercise that will end inside 10 rounds. But boxing has always been an animal that can't easily be tamed, for an underdog is theoretically one punch away from reshaping his reputation. And here's the proof: One spectacular overhand left against Paul Williams turned Martinez from a tricky southpaw into one of boxing's most feared knockout artists and a threat to Manny Pacquiao's pound-for-pound throne.

Can Barker change his fortunes the way Martinez did or will the "smart money" be vindicated? Their respective CompuBox histories tell these stories:

> Read more CompuBox analysis of Sergio Martinez vs Darren Barker on HBO.com