Lindsey Graham

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** FILE ** Sen. Lindsey Graham, South Carolina Republican (The Washington Times)

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Sen. Lindsey Graham, South Carolina Republican, responds to questions and offers remarks during an interview in Washington, D.C., Wednesday, July 6, 2011. (Rod Lamkey Jr./The Washington Times)

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Sen. Lindsey Graham, South Carolina Republican, said the only way to remove Libyan leader Col. Moammar Gadhafi from power is to get his inner circle to turn on him. (Associated Press)

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Sen. Lindsey Graham, South Carolina Republican, said the only way to remove Libyan leader Col. Moammar Gadhafi from power is to get his inner circle to turn on him. (Associated Press)

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ASSOCIATED PRESS Sen. Charles E. Grassley hears out fellow Republican Lindsey Graham on Tuesday before a Judiciary Committee vote on Supreme Court nominee Elena Kagan.

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