The Beat With Ari Melber - Aug. 5 | Audio Only

Welcome to the beat. I'm Ari Melbour and let me tell you what's coming up. The Oscarinning director of Titanic and Avatar, James Cameron, makes his beat debut.That's coming up later and it involves some serious and important issues in the news, including Iran, arms control, and what we can learn from history. So, it is culture meets policy, if you will. Mr.. Cameron coming up. And moments away from an icon in our field, Bob Woodward of the Washington Post and the famed author is here for a special discussio ...