The Congressional Budget Office is estimating the Navy will have to spend billions more each year on shipbuilding to grow the fleet in line with the service's most recent shipbuilding plan that was released in June. The plan to grow the fleet to a battleforce of 321 to 372 ships with an unmanned fleet of 77 to 140 vessels was the first shipbuilding plan released under the Biden administration. In a report released Thursday , CBO estimates it will cost...