An aircrew member carries bags filled with flight manuals and regulations into a C-5M Super Galaxy prior to a mission June 5, 2011, at Dover Air Force Base, Del. In an effort to lighten loads like this, Air Mobility Command officials are looking at an initiative of moving from a paper-based to an electronically-based flight publication system. (U.S. Air Force photo/Master Sgt. Scott T. Sturkol)