Dunford Discussion Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, speaks to students and staff at the U.S. Naval War College in Newport, R.I., March 16, 2017. Dunford discussed strategic challenges facing the Defense Department and the future of the joint force. DoD photo by Army Sgt. James K. McCann SHARE: Download: Full Size (1.34 MB) Credit: Sgt. James K. McCann VIRIN: 170316-D-SW162-1089L.JPG Photo Gallery