Why the Iranian Nuclear Deal Is at Risk of Unraveling



In Tehran, hard-liners, who never liked the nuclear deal, are urging moderate President Hassan Rouhani to scrap it. “The political space is closing,” says Tyler Cullis, a legal expert on the Iran nuclear deal and U.S. sanctions at the National Iranian American Council, a group that advocates for closer relations between the two countries. “The danger now is that [President Barack] Obama is going to leave office in six months with his signature foreign policy achievement on very shaky ground.”