**With Slideshow**

© David Martin Warr / DKP
In preparation for tonight's historic WBC Heavyweight title fight at Plaza de Toros in Cancun, Mexico, all fighters on the card weighed in on Friday.
WBC Heavyweight Championship
Champion Oleg Maskaev: 243 lb
Challenger Samuel Peter: 250.75 lb
IBF Lightweight Championship
Champion Juan Diaz: 134 lb
Challenger Nate Campbell: 134.5 lb
WBC Heavyweight Qualification
John Ruiz: 233 lb
Jameel McCline: 268 lb
WBC Continental Americas Lightweight Championship
Champion Ray Beltran: 130 lb
Challenger Moises Perez: 130 lb
International and Continental Americas Light Flyweight and NABF Flyweight Championship
Champion Gilberto Keb Baas: 108 lb
Challenger Adrian Hernandez: 108 lb
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