U.S. Air Force Staff Sgt. Nathaniel Young, 55th Aircraft Maintenance Squadron dedicated crew chief, scrubs the bottom of an RC-135 V/W Rivet Joint aircraft Aug. 20 inside of the Bennie Davis Maintenance Facility, Offutt Air Force Base, Nebraska, as it undergoes a thorough cleaning. Aircraft are routinely taken into the facility for extensive cleanings. (U.S. Air Force photo by Josh Plueger/Released)