Ambassador), following Mark Fitzpatrick (formerly U.S. State Department, Acting Deputy Assistant Secretary for Nonproliferation, Bureau of International Security and Nonproliferation) ( NP/RA ), interviewed by Brian Hanrahan , “Iran” (BBC Radio 4 , The World at One , September 1 2006 , 1-1:30 p.m.) {BBCcat 06sx1463 } , audio { 9:49