/ Source: The Associated Press
Guest lineups for the Sunday TV news shows:
ABC's "This Week" — Republican presidential candidate Rick Santorum; Govs. Rick Snyder, R-Mich., and Deval Patrick, D-Mass.
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NBC's "Meet the Press" — Santorum; Govs. Jerry Brown, D-Calif., and Jan Brewer, R-Ariz.
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CBS' "Face the Nation" — Govs. Martin O'Malley, D-Md., and Chris Christie, R-N.J.
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CNN's "State of the Union" — Sens. John McCain, R-Ariz., and Lindsey Graham, R-S.C.; Govs. John Hickenlooper, D-Colo., and Scott Walker, R-Wis.; Robert Gibbs, adviser to President Barack Obama's re-election campaign.
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"Fox News Sunday" — Republican presidential candidate Mitt Romney; Gov. Mitch Daniels, R-Ind.