US Navy applies lessons from costly shipbuilding mistakes


              FILE — A shipyard worker, below center, walks to his car Tuesday, Jan. 3, 2017, at the end of the workday at Bath Iron Works in Bath, Maine. The U.S. Navy, following costly lessons after cramming too much new technology onto warships and speeding them into production, is slowing down the design and purchase of its next-generation destroyer, and taking extra steps to ensure new technology like lasers and hypersonic missiles have matured before pressing ahead. (AP Photo/Robert F. Bukaty, File)
            
              FILE — Spectators watch the USS Lyndon B. Johnson Zumwalt-class destroyer travel down the Kennebec River on its way to sea Jan. 12, 2022, in Phippsburg, Maine. The U.S. Navy, following costly lessons after cramming too much new technology onto warships and speeding them into production, is slowing down the design and purchase of its next-generation destroyer, and taking extra steps to ensure new technology like lasers and hypersonic missiles have matured before pressing ahead. (AP Photo/Robert F. Bukaty, File)
            
              FILE — Welder Neal Larsen works on the hull of a Zumwalt-class destroyer Aug. 29, 2018, being built in the shipyard at Bath Iron Works in Bath, Maine. The U.S. Navy, following costly lessons after cramming too much new technology onto warships and speeding them into production, is slowing down the design and purchase of its next-generation destroyer, and taking extra steps to ensure new technology like lasers and hypersonic missiles have matured before pressing ahead. (AP Photo/Robert F. Bukaty, File)
US Navy applies lessons from costly shipbuilding mistakes