This is reported by the ATO press center.
In Mariupol direction, militants used grenade launchers to shell Ukrainian positions near Shyrokyne (20km east of Mariupol) and Lebedynske (16km north-east of Mariupol).
In Donetsk direction, Russian-backed militants fired at Ukrainian strongholds outside Avdiivka (18km north of Donetsk), using grenade launchers and heavy machine guns. Terrorists also used 120 mm mortars to shell positions of ATO troops near Pisky (12km north-west of Donetsk).
In Luhansk direction, Ukrainian soldiers came under grenade launcher fire near Krymske(42.5km north-west of Luhansk) and Stanytsia Luhanska (16km north-east of Luhansk).