The leader of the Islamist militants in Iraq was thrust into the public eye with a new video that surfaced last weekend showing him preaching at a mosque in Mosul
CBS News Homeland Security Correspondent Bob Orr talks with CBS News Senior National Security Analyst Juan Zarate about the new video that appears to show ISIS leader Abu Bakr al-Baghdadi preaching in Mosul, and what it says about the rising profile of the terror group fighting in Iraq and Syria.