Player Embed Code: <iframe width='500' height='300' scrolling='no' frameborder='0' style='border: none; overflow: hidden; width: 500px; height: 300px;' allowtransparency='true' src='https://www.dvidshub.net/video/embed/668398'></iframe> Download Embed Share Defense Officials Testify on Nuclear Priorities Defense.gov March 28, 2019 | 01:04:41 David Trachtenberg, deputy undersecretary of defense for policy; Air Force Gen. John Hyten, commander of U.S. Strategic Command; Navy Vice Adm. Johnny Wolfe, director of Strategic Systems Programs; and Air Force Lt. Gen. Richard Clark, deputy chief of staff for strategic deterrence and nuclear integration, testify on the fiscal year 2020 priorities for the Defense Department’s nuclear activities during a hearing in Washington of the House Armed Services Committee’s strategic forces subcommittee, March 28, 2019.