Ukraine sinks submarine hunting helicopter Ka-29 in attack on Russian warship. Ukraine sinks submarines and a helicopter in the Black Sea on the night of March 5th.

The attack damaged the ship, which cost around 60 million euros, particularly badly on the stern, starboard and port sides, whereupon the corvette ultimately sank. A spokesman for the HUR said that there were deaths and injuries on the Russian side in the Ukraine attack on “Sergei Kotov’s” warship and helicopter.