https://militarywatchmagazine.com/article/unique-russian-strategic-submarine-khabarovsk-nuclear-torpedos-to-sea
Russia's Unique 'Khabarovsk' Submarine Heads to Sea for TrialsRussia has kicked off factory sea trials for the Khabarovsk, a nuclear-powered submarine purpose-built to deploy the Poseidon underwater #drone. The vessel made its first outing on August 17, more than a decade after construction began.