Through the eyes of a boom operator
Master Sgt. Kenneth Knight, 72 Air Refueling Squadron in-flight refueling technician, explains aerial refueling to Eric Hickok, University of Notre Dame Air Force ROTC Detachment 225 cadet, during an orientation flight on a 434th Air Refueling Wing KC-135R Stratotanker that departed from Grissom Air Reserve Base, Ind., April 1, 2015. During the flight 20 cadets and 6 midshipmen boarded two KC-135Rs to observe the refueling of a C-17 Globemaster III and an A-10 Thunderbolt. (U.S. Air Force photo/Tech. Sgt. Benjamin Mota)