Russia is in possession of an underwater nuclear drone capable of carrying a 100-megaton nuclear warhead, a recently leaked draft of the Pentagon's Nuclear Posture Review confirmed.
The weapon, referred to in the document as an “AUV,” or autonomous underwater vehicle, is featured in a chart that lays out Russia's multiple nuclear delivery vehicles.
Pentagon officials warn in the posture review that Russia has actively diversified its nuclear capabilities, a strategic advantage it has over the United States:
https://www.msn.com/en-us/news/world...cid=spartandhp

Good to see you guys in the Kremlin stay up late watching old Stanley Kubrick movies