Boxingtalk's G. Leon was in the building for the formal announcement of the November 4 HBO PPV between welterweight champion Carlos "Tata" Baldomir and undefeated pound for pound Picasso "Pretty Boy" Floyd Mayweather Jr. You definitely don't want to miss the entire press conference as well as one on one exclusive interviews with Dan Goossen, Mayweather, Baldomir and HBO PPV guru Mark Taffet. ONLY ON BOXINGTALK!