Canelo sparring with Mosley Jr. to get ready for Mayweather

By Dan Ambrose: One of the sparring partners that WBA/WBC junior middleweight champion Saul "Canelo" Alvarez (42-0-1, 30 KO's) has been using to get ready for his fight against Floyd Mayweather Jr. (44-0, 26 KO's) next month on September 14th is Shane Mosley Jr., the son of former three division world champion Shane Mosley. Why