It's the senator versus the attorney general. In a scathing and blunt letter, Republican Senator Lindsey Graham of South Carolina tells Attorney General Eric Holder that the decision on the 9/11 case ultimately rests with him, so Holder bears the responsibility for the delay. In November, Holder said the case was going to New York City. But after a backlash, the case is in limbo. FOX's National Correspondent Catherine Herridge reports from Washington in our ongoing series on national security.

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