On Tuesday, Russian mercenaries opened fire on Ukrainian positions in Donbas 12 times. That resulted in a combat injury for one Ukrainian serviceman, the HQ of Joint Forces Operation reported.
The enemy frequently used 82 mm mortars banned by the Minsk agreements. The mines hit Opytne, Khutir Vilny, Troitske, Katerynivka and Krymske.
Automatic grenade launchers were used in attacks on Pisky, Opytne and Troitske.
The militants also used small arms, heavy machineguns and grenade launchers of various systems, attacking Novomykhailivka, Katerynivka, Pisky and Hnutove.
According to the Ukrainian military intelligence, four militants were killed and another eleven severely wounded in action. The enemy casualties also involve an outlander and an armored car.