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Photo by: Alex Brandon

The Senate Armed Services Committee's ranking Republican, Sen. John McCain, left, R-Ariz., left, accompanied by fellow committee members, Sen. Joseph Lieberman, I-Conn., and Sen. Lindsey Graham, R-S.C., walk to a news conference on Capitol Hill in Washington, Wednesday, June 23, 2010, to discuss the confirmation hearings for Gen. David Petraeus. (AP Photo/Alex Brandon)

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