MOSCOW, January 27. /TASS/. Air defenses downed 54 heavy quadcopters and seven Ukrainian fixed-wing unmanned aerial vehicles (UAVs) in the area of operations of the Russian Battlegroup West over the past day, Battlegroup Spokesman Ivan Bigma reported.

"Air defense crews and mobile fire groups struck seven fixed-wing UAVs and 54 heavy combat quadcopters," he said.

Also, Bigma added, 38 drone control centers and four enemy ammo depots were destroyed over the past 24 hours.