US Navy/Mass Comm. Specialist 2nd Class Amanda S. Kitchner WASHINGTON — The US and its NATO allies are teaming up to more closely cooperate on the development and fielding of unmanned maritime systems, according to an agreement signed by the defense heads of 13 NATO allies. During the July summit, the powers signed onto a plan to jointly pursue technologies aimed at mine and sub hunting, according to an October news release making the agreement public.See the rest of the story at Business InsiderNOW WATCH: The US Navy is now 3D printing submarinesSee Also:An upcoming Marine Corps exercise is drawing comparisons to a Tom Clancy novel about war with RussiaUS troops increasingly fear that a major war with Russia or China is just around the cornerUS Special Operations Command wants 'reverse engineered' foreign weapons, and it's raising a stink in RussiaSEE ALSO: Actor Gerard Butler and the US Navy practiced rescuing a bag of popcorn with a nuclear submarine — here's why