U.S. Air Force Master Sgt. Brandon Gaskins, 821st Security Forces Squadron Defender, provides familiarization training on the virtual reality simulator to U.S. Space Force Col. Zachary Warakomski, Peterson-Schriever Garrison commander, before his programmed challenge at Thule Air Base, Greenland, Nov. 3, 2021. The 821st Air Base Group is aligned under P-S GAR and remains postured to enable force projection, space superiority and scientific research in the Arctic region for the U.S. and its allies through integrated base support and defense operations. (U.S. Air Force photo by Staff Sgt. Carlos Ferran)