New report suggests Navy should build three submarines annually

The Navy could buy three attack submarines annually for many of the years between 2014 and 2023 to prevent a shortfall in the fleet, according to the Congressional Budget Office.

The office recently reviewed the Navy's shipbuilding plan and found that if the Navy follows it, the service will have too few attack submarines, ballistic-missile submarines and destroyers.

To prevent that shortage, the office says, the Navy could step up the production rate for both attack submarines and destroyers in the near term, and begin purchasing the new ballistic-missile submarines in 2019 as originally planned.

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