MOSCOW, December 21. /TASS/. Drone troops of the Russian Battlegroup South destroyed five land robotic systems and 26 trench shelters of the Ukrainian army over the past day, Battlegroup Spokesman Vadim Astafyev said.

"Drone system troops destroyed six communication aerials, five land robotic systems, 26 trench shelters of the Ukrainian army, six control centers and seven drone aerials, Eight enemy drones were downed, including three R-18 ones," he said.