John F. Plumb, Ph.D., the first Assistant Secretary of Defense for Space Policy and U.S. Space Force Maj. Gen. Stephen Whiting, commander of Space Operations Command, are greeted by U.S. Army Maj. Gen. Tom James, Joint Task Force-Space Defense commander at Schriever Space Force Base, Colo., June 29, 2022. During the visit, Dr. Plumb and members of his team learned about the JTF-SD's protect and defend mission and its critical command and control networks. (U.S. Space Force Photo by Tiana Williams)