The Navy's MQ-4C unmanned aircraft program has experienced substantial increases in acquisition unit costs with the newest version of the aircraft estimated to cost $618 million per unit, according to the Government Accountability Office and a Navy spokesperson. In its latest weapon systems assessment , GAO found the unit cost for each Triton increased by about 79% in fiscal base year 2024 dollars -- from $286 million to $513 million due to a production cut from 70 aircraft to 27...