Sen. Dan Sullivan: Iran is clearly defying the spirit and letter and intent of the nuclear deal Sen. Dan Sullivan (R-AK) at a Senate Armed Services Committee Hearing - June 6, 2017 NPR, Oct.7, 2017-  North Carolina Public Radio had an interview with Senator Dan Sullivan who sits on the Armed Services Committee of US Senate. He's an Alaska Republican. Sullivan was an assistant secretary of state during the George W. Bush administration, during which time he worked on sanctions. And he's been a critic of the Iran nuclear deal. Here is some of Senator Dan Sullivan's comments in this interview: ROBERT SIEGEL, HOST:  Earlier this year, you said that President Trump should let the Iran deal fail on its own. Are you now going further than that, saying it should be declared a failure and sanctions should be imposed straightaway? SULLIVAN:  Well, actually I didn't say he should let it fail on its own. I said he should vigorously enforce it. And that...