Without the ability to refuel aircraft inflight, our military forces would not be able to fly non-stop from the United States to any destination in the world. The current backbone of this capability and the U. S. tanker fleet is the KC-135 Stratotanker. As these aircraft continue to age, tanker recapitalization has occupied much discussion within the Air Force. In fact, the Air Force has been trying to resolve a recapitalization plan for several years with its tanker procurement process, the KC-X. | Kc-x by Brian D Gilpatrick, Paperback | Indigo Chapters