World In Fight Against ISIS, U.S. Adds Cyber Tools Published February 28, 2016 at 7:39 AM EST Facebook Twitter LinkedIn Email Listen • 6:55 Secretary of Defense Ash Carter in his office at the Pentagon. Rachel Martin asks U.S. Defense Secretary Ash Carter about the civil war in Syria and the fight against ISIS. Copyright 2020 NPR. To see more, visit https://www.npr.org.