This is reported by the ATO press center.
In Mariupol direction, militants used grenade launchers, heavy machine guns and small arms to shell Ukrainian positions near Vodiane (16km north-west of Donetsk), Hnutove (19km north-west of Mariupol), Talakivka (20km north-west of Mariupol).
In Donetsk direction, Russian-backed militants shelled Ukrainian strongholds outside Zaitseve (67km north-north-east of Donetsk). ATO troops also came under grenade launcher and small arms fire in the industrial area of Avdiivka (18km north of Donetsk).
In Luhansk direction, three 82mm mortar shells hit the outskirts of Malynove (19km north-east of Luhansk).