Pro-Russian mercenaries do not just provoke and try to destroy the Ukrainian military positions in the conflict zone in the Donbass. This is what the main representative of the Defence Intelligence of Vadim Skibitskyy. He stressed that the enemy uses heavy weapons, nearly every day violating the Minsk agreements. According to the ATO headquarters, last night the enemy 61 times opened fire on strongholds of the Ukrainian armed forces, and near Mariyinka and Avdiyivka fightings occurred .