As a whole partisan polarization is worsening, according to a study by the Pew Center released Monday.

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But there is no doubt, as Senator Snowe said yesterday, that the level of sort of partisan polarization continues to be regrettably high.

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The notion that Congress will simply go along with a defense plan crafted by this White House is fantastic on its face given partisan polarization on every issue in Washington.

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The kind of intense partisan polarization that so many older Americans lament as being different from what they experienced in their youth is the only kind of politics that these generations have ever seen.

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