Brookings Discussion Marine Corps Gen. Joe Dunford, Jr., chairman of the Joint Chiefs of Staff, speaks at the Brookings Institution in Washington, D.C., Feb. 23, 2017. DoD photo by D. Myles Cullen SHARE: Download: Full Size (0.51 MB) Credit: D. Myles Cullen VIRIN: 170123-D-VO565-011T.JPG Photo Gallery