Key Points and Summary - The U.S. Navy’s Columbia-class ballistic missile submarines remain late and wildly expensive, but there are genuine signs of progress. -The bow section of lead boat USS ...

A $2.3 billion Navy contract is intended to speed up the purchase and construction of five of the service’s newest class of ballistic missile submarines, a program plagued by cost overruns and delays.

General Dynamics Electric Boat has taken delivery of the bow section of the future USS District of Columbia at its Groton shipyard, a major milestone as it aims to complete the $16.1 billion ballistic ...

The Columbia-class submarine outstrips its predecessor, the Ohio class, in many ways—but falls short in one conspicuous one.