Russia’s Battlegroup Center inflicted more than 440 casualties on Ukrainian troops and destroyed three enemy armored fighting vehicles and two artillery guns in its area of responsibility MOSCOW, May 12. /TASS/. Russian troops liberated the community of Kotlyarovka in the Donetsk region over the past day in the special military operation in Ukraine, Russia’s Defense Ministry reported on Monday. "Battlegroup Center units liberated the settlement of Kotlyarovka in the Donetsk People’s Republic