Lockheed’s technology investment unit, Lockheed Martin Ventures, announced Friday that it is backing a San Diego-based company called Ocean Aero, which makes various classes of seafaring drones, termed unmanned underwater vehicles, or UUV’s. The size and terms of the transaction were not disclosed, but the venture unit typically makes investments of between $1 million and $5 million.

https://www.washingtonpost.com/news/business/wp/2017/09/15/robot-submarines-could-soon-be-used-to-spy-on-americas-enemies/?utm_term=.8e8205543676