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/812144'></iframe> Download Embed Share Top Defense, Military Leaders Hold Briefing Defense.gov Sept. 1, 2021 | 30:18 Secretary of Defense Lloyd J. Austin III and Army Gen. Mark A. Milley, chairman of the Joint Chiefs of Staff, speak to the media about the end of the military mission in Afghanistan.