https://www.twz.com/26531/navys-first-stealthy-zumwalt-class-destroyer-photographed-with-30mm-guns-fitted
Navy's First Stealthy Zumwalt Class Destroyer Photographed With 30mm Guns Fitted
The 30mm Bushmasters don't come without controversy. The ship was originally slated to get much more capable 57mm guns housed in stealthy enclosures.
zumwalt class destroyer
https://www.armyrecognition.com/military-products/navy/destroyers-cruisers/zumwalt-class
Zumwalt class DDG 1000
DDG 1000 Zumwalt class Destroyer
zumwalt classddg1000