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/680812'></iframe> Download Embed Share Defense Official Testifies on Future of Arms Control Defense.gov May 15, 2019 | 01:38:54 David Trachtenberg, deputy undersecretary of defense for policy, testifies on the future of arms control after the Intermediate-Range Nuclear Forces Treaty during a hearing of the Senate Foreign Relations Committee in Washington, May 15, 2019.