A press conference introducing the three opening PPV-televised bouts and undercard for Saturday night's Manny Paquiao-Shane Mosley card was held today at the MGM Grand in Las Vegas. In the co-main, WBO Super Bantamweight Champion Wilfredo Vazquez (20-0-1, 17 KOs) will take on former champ Jorge Arce (56-6-2, 43 KOs). Former middleweight king Kelly Pavlik (36-2, 32 KOs) makes his long-awaited return against undefeated Alfonso Lopez (21-0, 16 KOs) in a ten-round super middleweight. Photos by Chris Cozzone.