Chris Mannix: What's next for late-blooming middleweight champion Sergio Martinez?

[SRNewsBot]

ATLANTIC CITY, N.J. -- Sergio Martinez bounced up the stairs of the Boardwalk Hall dais on Saturday night, face unblemished, smile intact. It was a little over an hour after Martinez had defended his WBC middleweight title against Paul Williams, a fight billed as a 12-round, 36-minute slugfest that ended after four minutes and 10 seconds when Martinez connected with a savage overhand left that sent Williams careening to the canvas.

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