Ukraine's Sargan-3000 naval drone sank the Russian patrol ship Izumrud in Gelendzhik, escalating Kyiv's unmanned maritime campaign in the Black Sea.

Ukraine's Naval Forces have announced the destruction of the Russian FSB border patrol vessel Izumrud.

The Izumrud, accused of participating in Russia's 2018 seizure of Ukrainian naval vessels, was reportedly sunk by a Ukrainian naval drone.