Airbus, eyeing a growing need for aerial refueling service by the U.S. military, is teaming up with Lockheed Martin to offer the Pentagon the A330 Multi Role Tanker Transport as a fee-for-service aircraft and potential purchase -- a third attempt by the European company over the last decade to win a piece of the Air Force tanker business in a move that could squeeze Boeing. Lockheed Martin and Airbus have signed a memorandum of agreement to "jointly explore opportunities to...