(Editor's Note: This story has been updated with a comment from the Navy.) Austal USA's bid protest for a shipyard planning contract was denied because, according to a government watchdog, the Navy acted reasonably when it deemed using a wholly owned subsidiary less risky than using an independent subcontractor. The decision , made Aug. 28 but published yesterday on the Government Accountability Office's website, was in response to Austal USA challenging a contract awarded to Huntington Ingalls Industries worth...