Related materials:

 Militants became more active in using drones in the ATO area – State Border Guard Service

There were nine terrorists’ drones spotted in the ATO area by Ukrainian border guards on Dec.18.

Censor.NET reports citing the press center of the State Border service.

"Yesterday, the militants became more active by using drones in the ATO zone. The border guards spotted nine militants' drones near Horlivka, Mariupol, Yalta, and Shyrokyne on Dec.18," the report reads.

Read more: 20 provocations registered in Donbas today. Ukrainian army positions near Horlivka got under IFV and anti-aircraft gun fire - ATO press centerИсточник: https://en.censor.net.ua/n365872