Sen. Bunning threatens to sue his own fellow GOP.

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On Tuesday, Senator Jim Bunning threatened to sue fellow Republicans if they do not support his bid for reelection in 2010.

Bunning's threat was leveled after rumors that the National Republican Senatorial Committee was courting David Williams, president of the Kentucky State Senate, to take a shot at the incumbent senator's seat."Support of incumbents is the only reason for (the NRSC's) existence," Bunning said.

"So if they recruited someone and supported them in a primary against me, I would be able to sue them because they’re not following their bylaws."

"Just to clear up any potential confusion, the NRSC supports Sen. Bunning," Sen. John Cornyn (R-TX), chairman of the NRSC, told Kentucky's Courier-Journal. The Texan called it a "misunderstanding," though Bunning was much more terse.

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