A Marine Sikorsky MH-53 departs after infilling Special Tactics Airmen from the 21st Special Tactics Squadron to conduct close air support with F-35 Lightning II during Emerald Warrior at Hill Air Force Base, Utah, January 21, 2020. Emerald Warrior provides annual, realistic pre-deployment training encompassing multiple joint operating areas to prepare special operations forces, conventional force enablers, partner nations, and interagency elements to integrate with, and execute full spectrum special operations in an arctic climate, sharpening U.S. forces' abilities to operate around the globe. (U.S. Air Force photo by Tech. Sgt. Sandra Welch)

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Photo by: Tech. Sgt. Sandra Welch |  VIRIN: 200127-F-HF922-0051.JPG