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/759868'></iframe> Download Embed Share Top Space Force Officer Addresses London Air, Space Conference Defense.gov July 15, 2020 | 17:12 Space Force Gen. John W. Raymond, chief of space operations and commander of U.S. Space Command, gives a keynote address on space from an international perspective during the Chief of the Air Staff’s Air and Space Power Conference 2020, July 15, 2020. The London-based conference is being held virtually.