Russia Is Arming Underwater Robots With Assault Rifle Russian arms maker Rostec claims to have developed the first underwater drone to be armed with an assault rifle. Kris Osborn · August 23, 2018 Please leave this field emptyStay Updated with Warrior Maven Subscribe for daily military news and updates delivered straight to your inbox. We don’t spam! Read our privacy policy for more info. Check your inbox or spam folder to confirm your subscription.