OREANDA-NEWS On Wednesday night, Russian air defense systems eliminated four aircraft-type drones over the Belgorod, Kursk regions and the Black Sea, and also destroyed four marine drones in the Black Sea, the Russian Defense Ministry reported.

"The air defense destroyed four Ukrainian aircraft-type UAVs. Two UAVs were shot down over the territory of the Belgorod region and one each over the territory of the Kursk region and over the Black Sea. The forces of the Black Sea Fleet destroyed four unmanned boats in the northwestern part of the Black Sea," the message says.