Air Force officials are considering a draft memorandum that would help ensure changes are not made to the KC-46A next-generation tanker program without high-level review, according to a top service official. Air Force Secretary Michael Donley said today he is considering the memo but would not provide the details of the document's content. The Pentagon awarded Boeing a $3.5 billion contract for the first phase of the Air Force's $30 billion-plus tanker program on Feb. 24. During initial meetings two...