This is reported by the ATO press center.
In Mariupol direction, militants used heavy machine guns and grenade launchers to shell Ukrainian positions near Vodiane (16km north-west of Donetsk).
The tensest situation was observed in Donetsk direction, where illegal armed formations fired at ATO troops outside Butovka coal mine (11.4km north-west of Donetsk), using grenade launchers and heavy machine guns. Ukrainian strongholds also came under grenade launcher fire in southern outskirts of Avdiivka (18km north of Donetsk) and near the village of Luhanske (59km north-east of Donetsk).
In Luhansk direction, Russian-backed militants launched attacks on Novooleksandrivka (65km west of Luhansk), Stanytsia Luhanska (16km north-east of Luhansk) and Novotoshkivske (53km north-west of Luhansk), using small arms and grenade launchers.