Staff Sgt. David Conner, Aerospace Propulsion Technician, 108th Wing, New Jersey Air National Guard, reviews Air Force form 781As to ensure that all the maintenance was performed on a 108th KC-135R Stratotanker at Joint Base McGuire-Dix-Lakehurst, N.J., Nov. 5, 2016. The forms are used to document any and all maintenance performed on Air Force aircraft. (U.S. Air National Guard photo by Master Sgt. Mark C. Olsen/Released)