Mayweather stays calm as Ruben Guerrero trash talks him at final press conference

By Dan Ambrose: Ruben Guerrero, the father for WBC interim welterweight champion Robert "The Ghost" Guerrero (31-1-1, 18 KO's), completely took over the final press conference and trash talked a very calm Floyd Mayweather Jr. (43-0, 26 KO's) for what seemed like forever earlier today. Even when Oscar De La Hoya was trying to move