Freddie Roach is confident Manny Pacquiao will knock out long-time rival Juan Manuel Marquez when the two meet for a fourth time on Saturday.
The pair have shared 36 rounds in the ring with Pacquiao being awarded two decisions after their first bout ended in a draw, but trainer Roach believes his fighter will end this one early.
He said: "Last time. We're going to knock him out. End of story.
"The fourth fight could be the same as the last three, but Manny's hungrier now. I don't think Marquez has seen the best Manny yet.
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