Hollywood,Calif.  ---  Fighter of the Decade and superstar Manny Pacquiao gets ready to spar at the Wildcard Boxing Club as he prepares for the upcoming fourth fight of his historic rivalry against three-division world champion Juan Manuel Marquez. Promoted by Top Rank, in association with MP Promotions, Zanfer Promotions, Marquez Boxing, Tecate and MGM Grand, Pacquiao vs Marquez 4 will be produced and distributed live by HBO Pay Per View from the MGM Grand in Las Vegas on Saturday, Dec. 8. --- Photos by Chris Farina/Top Rank.