On April 8, Northrop Grumman officially unveiled its new prototype deep sea drone, the Manta Ray uncrewed underwater vehicle (UUV). This new undersea drone is designed to conduct extended-duration autonomous operations at long ranges with minimal need for human support, making it uniquely suited for a wide variety of undersea scientific and potential combat operations.But arguably, it’s most potent use could be as an element of America’s anti-submarine warfare strategy.