The Trump administration reimposed sanctions on Iran this week, following U.S. withdrawal from the JCPOA. Sanctions expert and Carnegie Senior Fellow Jarrett Blanc joined Jen Psaki to talk about the consequences of reimposing sanctions and what Trump is trying to accomplish with his Iran policy. Jarrett Blanc was previously the deputy lead coordinator and State Department coordinator for Iran nuclear implementation at the U.S. Department of State under President Obama, responsible for the full and effective implementation of the Joint Comprehensive Plan of Action (JCPOA) on Iran’s nuclear program, including Iranian and U.S. commitments on sanctions. (More on Blanc - https://carnegieendowment.org/experts/1343)