"A state-of-the-art unmanned warship designed for fully autonomous naval missions has been spotted in waters off of Washington state. The USX-1 Defiant was being pushed by tug boat earlier this week through the Saratoga Passage in Puget Sound, just a few miles from the U.S. Navy’s Naval Air Station Whidby Island." https://www.the-independent.com/news/world/americas/warship-navy-washington-unmanned-defiant-b2710356.html