A satellite image of what appears to be the U.S. military's prototype unmanned submarine is drawing attention. Dubbed the Manta Ray because of its shape, the image of an underwater drone at a California naval base gives viewers an idea of its sheer size. #Drone #MantaRay #Suubmarine "NewsNation Now" is a no fluff, no filler newscast hosted by Nichole Berlie and Connell McShane featuring up-to-the-minute news drawing from a network of journalists across the U.S. Weekdays starting at 1p/12C. NewsNation is your source for fact-based, unbiased news for all America. More from NewsNation: newsnationnow.com Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij