Thule visit
THULE AIR BASE, Greenland – Col. John Shaw (left), 21st Space Wing commander, and Chief Master Sgt. Rich Redman, 21st SW command chief, take a shot at a simulator Feb. 6 during a visit to the 821st Mission Support Group at Thule Air Base. Thule AB is one of the 21st Space Wing’s six installations it operates, and is located more than 750 miles north of the Arctic Circle. (U.S. Air Force photo)