A C-130J Super Hercules is refueled on the flightline at Volk Field Air National Guard Base, Wisconsin, April 30, 2021. The 19th Airlift Wing utilized Volk Field ANG Base to host its ROCKI 21-02 exercise, as the wing assessed its ability to deploy into theater as a lead Air Expeditionary Wing – becoming Air Mobility Command’s first to experiment with the lead wing concept in a dynamic exercise environment. (U.S. Air Force photo by 2nd Lt Charles Rivezzo)