In fact, if you click on the links in that Bolton e-mail, it takes you to an NRCC fund-raising website that declares "Benghazi was a cover-up" over a photograph of Clinton and President Barack Obama.

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Given its fixed resources, the NRCC would help primarily non-incumbent candidates who had a good chance of winning Democratically held seats.

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The NRCC made its announcement just hours after Sanford issued a statement explaining why he was at his ex-wife's home on Feb. 3.

NPR: Trespassing Accusation Leaves Sanford On His Own