Player Embed Code: Download Embed Share Top DoD Leaders Address Budget Issues Before Senate Committee, Part 1 Defense.gov April 26, 2018 | 01:24:31 Defense Secretary James N. Mattis; Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff; and David L. Norquist, Defense Department comptroller and chief financial officer, testify at a Senate Armed Services Committee hearing on DoD’s budget, April 26, 2018. Part 1 of 2.