Crew members examine a propeller of a U.S. Coast Guard Legend-class National Security Cutter, a design that is informing the U.S. Navy's future Frigate class. (PO1 Ayla Kelley/Navy) The U.S. Navy is ...
The United States is racing to field a new generation of nuclear-armed submarines, betting that a fleet of 12 of its largest ballistic-missile boats will quietly patrol the oceans and close a looming ...
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