US Navy gearing up for boost in submarine production

[Tony]

GROTON, Conn. — The U.S. Navy is working to build three attack submarines in some years as opposed to two, and wants to keep five of its attack submarines in service longer than expected to address a dip in the number of nuclear-powered attack submarines in coming years. https://www.navytimes.com/news/your-navy/2018/04/23/us-navy-gearing-up-for-boost-in-submarine-production/