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/421147'></iframe> Download Embed Share SECDEF Speaks At TRANSCOM Assumption Of Command Defense.gov Aug. 26, 2015 | 11:59 ℠2015- Defense Secretary Ash Carter makes remarks as Air Force Gen. Darren W. McDew assumes command of U.S. Transportation Command during a ceremony at Scott Air Force Base, Ill.