Airmen from the 92nd Maintenance Squadron hydraulics shop prepare a refueling boom to be attached to a KC-135 Stratotanker Dec. 16, 2016, at Fairchild Air Force Base, Wash. This spring, Airmen from the 92nd Maintenance Squadron hydraulics shop were called to fix a KC-135 with an improperly installed boom ruddervator torque tube, which secures the ruddervators to the tanker’s refueling boom. (U.S. Air Force photo/ Airman 1st Class Sean Campbell)