Ukrainian Anti-Terrorist Operation HQ reported militants' artillery, heavy mortar strikes in Donetsk region over last day.
Most of the gunfights took place in Donetsk region, anti-terrorist operation staff reported.
Pisky and Zaitseve went under fire from 122 mm artillery of pro-Russian militants.
Ukrainian positions near Avdiivka, Novhorodske, Vodyane, Krasnohorivka were shelled from 120 mm mortars.
Near Maryinka, Luhanske and Troitske, Russian proxies opened fire from grenade launchers.
In Luhansk region, near Novoolexandrivka and Novotoshkivske, the militants opened fire from small arms.