Player Embed Code: Download Embed Share DOD Leaders Testify on Missile Programs Defense.gov April 30, 2025 | 01:09:14 Defense officials testify on missile defense and missile defeat programs before the House Armed Services Committee strategic forces subcommittee during a hearing in Washington, April 30, 2025. Testifying are: Air Force Gen. Gregory M. Guillot, commander of U.S. Northern Command and North American Aerospace Defense Command; Air Force Lt. Gen. Heath A. Collins, director of Missile Defense Agency; Army Lt. Gen. Sean A. Gainey, commanding general of U.S. Army Space and Missile Defense Command; and Andrea Yaffe, performing the duties of the assistant secretary of defense for space policy.