BUT? The 179 KC-46's on order will STILL require the Air Force to keep some of the vintage KC-135's in service.... The Air Forcee is already looking for the replacement for the new KC-46 Pegasus.... Make's sense?....Huh? Boeing and the U.S. Air Force are now set to … [Read more...] about U.S. Air Force will start receiving KC-46 Aerial Tankers From Boeing….