Tight spaces
Airman 1st Class Elijah Simmons, 92nd Maintenance Squadron, Aircraft Fuel Systems Squadron apprentice, maneuvers into position inside the fuel tank training module, a section of a former KC-135 Stratotanker wing, during a training session at Fairchild Air Force Base, Washington, Nov. 21, 2017. The confines inside of a KC-135's wing can range from three by two and a half feet, to only 18 inches high and wide. (U.S. Air Force photo/Senior Airman Ryan Lackey)

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Photo by: SrA Ryan Lackey |  VIRIN: 180117-F-HU835-003.JPG