By Rick Reeno

MGM Grand, Las Vegas - Before a packed crowd of thousands, WBC welterweight chaampion Floyd Mayweather Jr. (43-0, 26KOs) weighed in at 146-pounds, while mandatory challenger Robert "The Ghost" Guerrero (31-1-1, 18KOs) was 147 on the scale. Mayweather is making $32 million for the fight, according to the Nevada State Athletic Commission, and Guerrero is listed for a guarantee of $3 million. Both fighters will make more from the Showtime pay-per-view revenues.

For the NABF middleweight title, Gabriel Rosado was 160.5-pounds on his first try and weighed 160 on his second try. Undefeated J'Leon Love was 161.5-pounds, also over the limit and had one hour to shed the overage. Love came back and made the weight.

WBC featherweight champion Daniel Ponce De Leon stepped on the scale at the division limit of 126-pounds, and former two division champion Abner Mares also weighed in at 126-pounds.