This is reported by the ATO press center.
In Mariupol direction, militants used mortars, grenade launchers and small arms to fire at Ukrainian observation post near Lebedynske (16km north-east of Mariupol). The provocative enemy attacks were also spotted near Marinka (35 km south-west of Donetsk).
In Luhansk direction, ATO troops came under mortar and grenade launcher fire outside Shchastia (23km north of Luhansk) and Novotoshkivske (53km north-west of Luhansk). Terrorists also used 120mm mortars to fire at Ukrainian strongholds near Syze (23km east of Luhansk) and Krymske (42.5km north-west of Luhansk).
In Donetsk direction, Ukrainian positions on the outskirts of Avdiivka (18km north of Donetsk) came under grenade launcher and heavy machine gun fire.