The Navy has established an $8.3 billion placeholder in its long-term spending plan to develop and launch procurement of a yet-to-be-defined fast frigate -- the planned follow-on to the Littoral Combat Ship. That figure is set to be updated this spring by a formal cost estimate backed by an approved design. The Government Accountability Office, in a report on selected Pentagon weapon programs , reveals the Navy provisionally estimates the cost to procure a fleet of 12 frigates between fiscal...