A U.S. Air Force F-16 Fight Falcon assigned to the 52nd Fighter Wing, Spangdahlem Air Base, Germany, approaches a U.S. Air Force KC-135 Stratotanker assigned to the 459th Air Refueling Wing, Joint Base Andrews, Maryland, during Arctic Challenge Exercise 2021, June 14. The 459th ARW will provide air-to-air refueling to multinational fighter aircraft in the Arctic, allowing fighters to focus on offensive and defensive scenarios in the air and on the ground in Sweden, Finland and Norway. Events such as ACE 21 provide vital opportunities for integrated, Total Force training with Reserve units and our partner nations’ militaries to ensure interoperability. (U.S. Army photo by Sgt. Paul Abacon)