The Navy's redesigned propulsion plant for the multibillion-dollar aircraft carrier Gerald R. Ford (CVN-78) was the cause of the ship having to return to port in Norfolk, VA, before the end of a test period, and the service confirmed the modified system was not fully tested on land before going to sea. Before the Ford went to sea, tests were successfully conducted pierside on the ship's system, but the design modification could not be completely retested there, Navy spokesman Bill...