MANCHESTER, N.H. (AP) — Once upon a time, the moderates, the mavericks and the underdogs in presidential politics had a chance to break through in New Hampshire.

Former Sen. , an independent-minded Republican, resurrected his anemic campaign with a victory in the state's first-in-the-nation presidential primary in 2008. , a centrist Democrat from Arkansas, became the “comeback kid†by exceeding expectations here in 1992. And little-known Georgia peanut farmer, , would go on to claim the presidency after winning the state's 1976 Democratic primary.

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