WASHINGTON (NNS) -- The U.S. Navy successfully achieved a significant milestone for the multimission DD(X) destroyer with the completion of a system-wide Critical Design Review (CDR) Sept. 14. The review represents the culmination of years of design effort that encompassed the ship, mission system, human and shore designs that now comprise DD(X). DD(X) is the Navy’s planned next-generation destroyer, tailored for land attack and inland support of joint and coalition forces. It is designed to meet Marine Corps, Army and special operations requirements for precision strike ashore, but also be able to outmatch current and projected threats in the air,...