U.S. Space Force 2nd Lt. Tristan Dunbar, Space Delta 9, 1st Space Operations Squadron crew commander, administers the oath of enlistment to former Airmen for their transfer into the USSF, Feb. 5, 2021, at Schriever Air Force Base. The former USAF staff sergeants will now have the new rank of USSF Sergeant. (U.S. Space Force photo by Airman 1st Class Brooke Wise)