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RingTv image A weigh-in like no other

A weigh-in like no other

Golden Boy and Mayweather Promotions tore up the book on weigh-ins on the eve of Floyd Mayweather Jr. vs. Saul “Canelo’’ Alvarez, producing an epic event with the scope and scale of a rock concert, complete with pulsating club music and 12,200 screaming fans.

RingTv image Mayweather-Alvarez: Against the ’0′

Mayweather-Alvarez: Against the ’0′

When Floyd Mayweather Jr. and Canelo Alvarez enter the ring on Saturday, both will do so with undefeated records. It isn’t the first time either has faced a fellow ’0,’ however. Here’s a look back at those fights.