Defense Discussion Acting Defense Secretary Patrick M. Shanahan, right, speaks with Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, before testifying on the fiscal year 2020 Defense Department budget request at a hearing on Capitol Hill, May 1, 2019. SHARE: Download: Full Size (1.76 MB) Tags: Chairman, Shanahan, Dunford, Budget, Acting Defense Secretary Credit: Lisa Ferdinando, DOD VIRIN: 190501-D-BN624-0048.JPG Photo Gallery