U.S. Space Force Col. Stephen Lyon, Space Delta 15 commander, gives remarks during the DEL 15 activation ceremony at Schriever Space Force Base, Colorado, March 10, 2023. Lyon is triple-hatted as the Joint Task Force-Space Defense director of operations, National Space Defense Center director, and commander of DEL 15. The mission of DEL 15 is to provide service command-and-control (C2) capability, mission ready crew forces, skills training, certifications, intelligence, surveillance, and reconnaissance (ISR), and support and cyber mission defense, and special mission support to the JTF-SD and its NSDC. (U.S. Space Force photo by Dennis Rogers)