Ceasefire deal a ‘delicate tightrope walk’ after Iran accuses U.S. and Israel of violating agreement

NBC News Correspondents Monica Alba, Keir Simmons, Matt Bradley, Courtney Kube and Allie Canal report on the fragile ceasefire between the United States and Iran. NBC News Chief Foreign Affairs Correspondent Andrea Mitchell and Ken Pollack, Middle East Institute vice president for Policy and a former CIA military analyst, offer analysis on the likelihood the ceasefire holds.