NightSide - Dr. Thomas Burke on Benghazi

Dr. Thomas Burke, Chief of the Division of Global Health and Human Rights at Mass General, talked with Ambassador Christopher Stevens hours before the attack, and was scheduled to meet with him again a few short hours after the attack occurred.  Dr. Burke is in studio tonight to talk about the ongoing investigation and where we stand one year later.  Call in with your questions and comments and be a part of the show.