U.S. Space Force Master Sgt. Lane Dorenbusch, 527th Space Aggressor Squadron flight chief of weapons and tactics, observes multiple frequency levels during Exercise HEAVY RAIN 23, Nov. 16, 2023 at Ramstein Air Base, Germany. HEAVY RAIN is a U.S. Air Forces in Europe-led command and control exercise that tests and evaluates communication and data-sharing capabilities among the joint force, NATO Allies and partners. (U.S. Air Force photo by Senior Airman Edgar Grimaldo)