top rank promoted the fight, which took place at the mgm grand in las vegas. pacquiao's team turned down a fight with mosley twice a year before, but they accepted the fight after mosley had a lopsided loss to floyd mayweather jr. and a draw to sergio mora. a showtime series, "fight camp 360°", documented pacquiao's and mosley's training preparations in the lead up to their bout. shane mosley stated that if he lost badly to pacquiao he may retire. pacquiao was heavily favored to win, as many fans and critics believed the 39-year-old mosley was past his prime. pacquiao's promoter bob arum stated that should pacquiao win, it could set up a third fight with juan manuel marquez in november.