Floyd Mayweather Fight 2013 Undercard: Danny Garcia, Lucas Matthysse To Fight September 14 Before Mayweather, Canelo Alvarez Main Event

When Floyd Mayweather Jr. and Saul "Canelo" Alvarez lock horns on September 14th, in one of the biggest fights the sport has seen since Mayweather transformed into the boxing's top draw against Oscar De La Hoya, that will not be the only big-name fight on the card.