Senators Lindsey Graham of South Carolina and Dick Durbin of Illinois debated foreign policy on Fox News Sunday. Graham, a Republican, argued that the terrorist attack on the American consulate in Benghazi, Libya, was a "national security breakdown."

"I am totally convinced this is going to go down in history as one of the most major breakdowns of national security in a very long time," Grahama said. "It's Exhibit A of a failed national security strategy." Watch the video below:

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