NATIONAL HARBOR, MD -- L3Harris Technologies and Brazilian aerospace company Embraer are offering a jointly developed KC-390 Millennium as a new tanker for the Air Force’s consideration, aiming to break into the U.S. military air refueling market as the service looks to field a new generation of aircraft, the two companies announced today . The aircraft is intended for the Air Force’s KC-Z family of systems effort, L3Harris Chief Executive Officer Chris Kubasik and Embraer CEO Francisco Gomes Neto told...