In Mariupol direction, militants used grenade launchers, heavy machine guns and small arms to shell Ukrainian positions near Shyrokyne (20km east of Mariupol), Vodiane (16km north-west of Donetsk) and Talakivka (20km north-west of Mariupol). ATO troops near Marinka (35 km south-west of Donetsk) came under 82mm mortar fire. In Donetsk direction, illegal armed formations used anti-tank grenade launchers and heavy machine guns to fire at Ukrainian strongholds outside Zaitseve (67km north-north-east of Donetsk). Militants also launched attacks on Ukrainian positions outside the southern suburb of Avdiivka (18km north of Donetsk), using 82mm mortars, grenade launchers and heavy machine guns. In Luhansk direction, Russian-backed militants fired at ATO troops outside Novozvanivka (70km west of Luhansk) and Novooleksandrivka (65km west of Luhansk), using grenade launchers and small arms. ATO troops also came under 82mm fire near Kriakivka (34 km north-west of Luhansk) and 122mm fire near Krymske (42.5km north-west of Luhansk).