Will Canelo use the catch-weight as an excuse if he loses to Mayweather?

(Photo credit: Esther Lin/Showtime) By Robert "Big Moe" Elmore: For those who are trying desperately to discredit unbeaten Floyd Mayweather Jr. (44-0, 26 KO's) for accepting Saul "Canelo" Alvarez (42-0-1, 30 KO's) challenge because there is a catch weight involved needs to do their homework. The fact is Canelo put himself out there by saying