CSN Bay Area Pacquiao-Marquez 4 Preview (4 of 5): Pacquiao's Burden of Proof

Here's my fourth of five Manny Pacquiao-Juan Manuel Márquez hits on Comcast SportsNet Bay Area's SportsNet Central highlight show this week (6pm/10:30pm/midnight/2:30am/3am/6-9am). Each night will be about a different aspect of Saturday's fight.  For Thursday's segment, I talked about what each man--especially Pacquiao--has to prove.



VIDEO: http://www.youtube.com/watch?v=bTLsMlRABgk&feature=youtu.be