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/637982'></iframe> Download Embed Share Joint Chiefs Chairman Talks to Future Policymakers at Duke Defense.gov Nov. 5, 2018 | 01:17:26 Marine Corps Gen. Joe Dunford, the chairman of the Joint Chiefs of Staff, talks to students enrolled in the Duke University Program in American Grand Strategy at Duke University, Durham, N.C., Nov. 5, 2018. The AGS program is for Duke students interested in national security policymaking.