Sen. Lindsey Graham (R-SC) Speaks On Iran Relations At The Council On Foreign Relations [Getty Images]

NEW YORK, NY - MARCH 23: U.S. Sen. Lindsey Graham (R-SC) speaks at the Council On Foreign Relations on March 23, 2015 in New York City. Graham spoke extensively on U.S. relations with Iran and the ongoing nuclear deal being brokered. (Photo by Andrew Burton/Getty Images)

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