Weigh-in: Floyd Mayweather Jr. vs. Canelo Alvarez

Boxing: Mayweather vs Alvarez-Weigh-in

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LAS VEGAS – Just as Floyd Mayweather has never tasted defeat in his professional career, he's also never been beaten at mind games.

Yet in front of a remarkable crowd of 12,200 that packed into the MGM Grand Garden Arena – for nothing more than a weigh-in – boxing's pound-for-pound king may have finally met his match. -- Martin Rogers, Yahoo Sports

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