KC-135 Stratotanker practices landings
A KC-135 Stratotanker descends before landing at McConnell Air Force Base, Kansas, Jan. 18, 2018. The KC-135 has served as the backbone of air refueling for more than 60 years. (U.S. Air Force photo by Airman 1st Class Erin McClellan)

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Photo by: Airman 1st Class Erin McClellan |  VIRIN: 180118-F-GG719-0017.JPG