Russian troops liberate 172 buildings in Konstantinovka in Donetsk region over past day MOSCOW, June 13. /TASS/. Russian troops struck energy and transport infrastructure used by the Ukrainian army and enemy deployment sites over the past 24 hours, Russia’s Defense Ministry reported. "Operational/tactical aircraft, attack unmanned aerial vehicles, missile troops and artillery of the Russian groups of forces struck sites for the storage of long-range unmanned aerial vehicles, energy and