Up close with a boom
Staff Sgt. Ryan Stevenson, 92nd Maintenance Squadron aircraft hydraulic systems craftsman, installs a boom onto a KC-135 Stratotanker March 22, 2016, at Fairchild AFB, Wash. The hydraulics shop, often referred to as ‘hydro’, inspects, tests, services and overhauls hydraulic and aerial refueling components on the KC-135. (U.S. Air Force photo/Airman 1st Class Mackenzie Richardson)