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UNITED STATES - NOVEMBER 13: Sen. Olympia Snowe, R-Maine, is interviewed by the press in the Senate subway. Speculation is rampant about cabinet changes and the ongoing Petraeus scandal. (Photo by Chris Maddaloni/CQ Roll Call)

UNITED STATES - NOVEMBER 13: Sen. Olympia Snowe, R-Maine, is interviewed by the press in the Senate subway. Speculation is rampant about cabinet changes and the ongoing Petraeus scandal. (Photo by Chris Maddaloni/CQ Roll Call)

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