The United States Navy’s Zumwalt-class guided-missile destroyers have long been seen as a proverbial hole in the water in which Washington has just thrown money into—with little to show for it.

Service: USN Armament: Mk57 vertical launch system ... than any lead surface combatant in history. The Navy intends to procure three Zumwalt Class Destroyers which are named in honor of former ...

The USS Zumwalt, long a punching bag, will shape "an evolving hypersonic weapons road map" inside the U.S. Navy, according to Rear Adm. Bill Daly, the director of surface warfare.

The USS Zumwalt is at a Mississippi shipyard where workers have installed missile tubes that replace twin turrets from a gun system that was never activated because it was too expensive.