Gen. James H. Dickinson Army Gen. James H. Dickinson, the commander of U.S. Space Command, discusses threats to the U.S. from China and Russia and the Defense Department's steps at providing a credible deterrent at a Senate Armed Services Committee budget hearing April 20, 2021. SHARE: Download: Full Size (1.08 MB) Credit: EJ Hersom, DOD VIRIN: 210420-D-DB155-005.JPG Photo Gallery