Detailed text transcripts for TV channel - MSNBC - 20190708:19:22:00
Supreme leader's website which had a picture of donald trump, the u.s. flag, the iranian flag and a big sign saying "negotiations with america is a trap." >> ali arouzi, our man in tehran, thank you. joining me now a key figure from the american negotiating team who structured the historic iran nuclear deal. he currently serves as the co-chairman and ceo of the nuclear threat initiative, a nonprofit that works with world leaders to develop policies that reduce reliance on nuclear weapons. he is also a physics professor at the massachusetts institute of technology. it's good to see you. >> good...