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/714583'></iframe> Download Embed Share Defense Secretary Swears in Secretary of Army Defense.gov Oct. 10, 2019 | 18:17 Defense Secretary Dr. Mark T. Esper conducts the ceremonial swearing-in of Ryan D. McCarthy as the 24th secretary of the Army at the Pentagon, Oct. 10, 2019.