Airmen assigned to the 628th Aerial Port Squadron winch an R-11 refueler aboard a C-17 Globemaster III during exercise Palmetto Challenge, May 21, 2019, at McEntire Joint National Guard Base, S.C. The exercise develops and maintains full-spectrum readiness and ensures Joint Base Charleston’s forces are equipped and trained to conduct rapid global mobility operations in support of Air Mobility Command and Defense Department priorities. (U.S. Air Force photo by Senior Airman Joshua Maund)

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Photo by: Airman 1st Class Joshua Maund |  VIRIN: 190521-F-SU156-9988.JPG