An attack on Iran isn't the worst possible outcome from Tehran's desire to have nuclear weapons, according to a former CIA director appointed by George W. Bush.

Gen. Michael Hayden told CNN's Candy Crowley Sunday that an attack on Iran now "seems inexorable."

"In my personal thinking -- and I need to emphasize that -- I have begun to consider that may not be the worst of the possible outcomes," he said.

This video is from CNN's State of the Union, broadcast July 25, 2010.

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