Satellite images show damage to Russian Improved Kilo submarine after Ukrainian underwater drone strike in Novorossiysk
Satellite imagery provides a rare view of damage to a Russian Improved Kilo (Project 636.3 Varshavyanka) submarine in Novorossiysk after Ukraine's Security Service said a submersible unmanned underwater vehicle navigated into the protected harbor and detonated close to the vessel. Moscow has since reinforced port defences.