Senior Airman Joshua Schoolcraft, 21st Medical Support Squadron COVID flight technician, briefs U.S. Army Brig. Gen. Tom James, Joint Task Force-Space Defense commander, about potential reactions prior to getting his vaccine at Peterson Air Force Base, Colorado, Jan. 29, 2021. The point of testing is conducting vaccinations consistent with data-driven CDC guidance for national prioritization. (U.S. Space Force photo/Staff Sgt. Alexandra M. Longfellow)

In keeping with Army ‘tradition’, U.S. Army Brig. Gen. Tom James, Joint Task Force-Space Defense commander, and U.S. Space Force Chief Master Sgt. Jacob Simmons, JTF-SD command senior enlisted leader, do push-ups to keep their arms ‘loose’ following their vaccines in the fitness center at Peterson Air Force Base, Colorado, Jan. 29, 2021. The two received their first vaccine and are slated to get their second shot in the series in late February. (U.S. Space Force photo/Staff Sgt. Alexandra M. Longfellow)