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US Trials Innovative New Manta Ray Underwater Drone

US Trials Innovative New Manta Ray Underwater Drone
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United statesUnited kingdomBlack seaOceans generalBen wallacePatrick oyulu oyulupatrickKyle woernerRoyal navyNorthrop grummanDefense advanced research projects agency darpaUs navyManta ray underwater droneManta rayDefense advanced research projects agencyPatrick oyulu