Marquez doesn't owe Pacquiao another rematch

By Chris Williams: After having dominated Manny Pacquiao in their four previous fights there's really no point in 39-year-old Juan Manuel Marquez to fight Pacquiao again. Marquez proved that he's the better fighter in the series by knocking Pacquiao out cold last December, and that pretty much put the exclamation point on his superior talent.