The Navy's Zumwalt-class program was slated to reach initial operational capability in December, but the service has said that goal was not achieved. The newest destroyer class, DDG-1000, was originally supposed to reach IOC in September 2021, but last year that date was pushed back to December. “The Navy is reevaluating the timeline for Zumwalt-class IOC,” Navy spokeswoman Jamie Koehler told Inside Defense . The Zumwalt program’s initial operational test and evaluation began in October and will inform the combatant’s...