CIA Director Says Iran Must Do More in Fight Against ISIS

CIA Director John Brennan sat down with Judy Woodruff to discuss the repercussions of the Istanbul attack and whether the U.S. was vulnerable to similar attacks. He was asked about Secretary of State John Kerry’s comments that Iran has been helpful in the fight against ISIS. “They need to do more,” he said. He also weighed in on the Benghazi report and the impact of Brexit on intel gathering.