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UNITED STATES - SEPTEMBER 28: Sen. Sue Collins, R-Me., and former Senator John Sununu, make their way to a shuttle bus that will bring Senators to the burial of the late Senator Ted Stevens at Arlington National Cemetery.  (Photo By Tom Williams/Roll Call via Getty Images)

UNITED STATES - SEPTEMBER 28: Sen. Sue Collins, R-Me., and former Senator John Sununu, make their way to a shuttle bus that will bring Senators to the burial of the late Senator Ted Stevens at Arlington National Cemetery. (Photo By Tom Williams/Roll Call via Getty Images)

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