Prime Minister Anthony Albanese and Opposition leader Peter Dutton are jetting across the country in a last-minute campaign blitz to shore up voters — and while Labor has the momentum, PK warns it's "line-ball" in key marginal seats that could decide the election.

But despite the last-minute jitters in the Labor camp, the Prime Minister has "sharpened up" his messages on the campaign trail — so what's behind the transformation?

Patricia Karvelas and David Speers break it all down on Politics Now.

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