The militants have fired on the positions of the Ukrainian military in Donbas 77 times over the past day, the ATO press center said on its Facebook page on Friday morning.

"Two soldiers were killed and eight suffered injuries during the day," the ATO staff said on Facebook.

In the Mariupol sector, Ukrainian army strongholds came under attack by grenade launchers, infantry fighting vehicle weapons and 120mm mortars in the vicinity of Novotroyitske, 122mm artillery and 120mm mortars near Vodiane, mortars near Krasnohorivka and Maryinka, SPG grenade launchers and machineguns near Hnutove, and small arms and infantry fighting vehicle weapons in Shyrokyne, the staff said.

In the Donetsk sector, 122mm artillery and mortars bombarded Ukrainian armed forces positions near Troyitske and Avdiyivka, the report said, adding that the militatns fired mortars and 122mm artillery near Troyitske, Avdiyivka and the Butovka coalmines, while a tank engaged in the hostilities later. Fortifications in the Kamyanka area came under attack by 120mm mortars, and SPG grenade launchers and 82mm mortars were fired in Zaitseve and Nevelske. Infantry fighting vehicles were engaged near Luhanske, and 82mm mortars were fired near Pisky, the staff said.

In the Luhansk sector, 120mm mortars shelled Ukrainian government forces' positions near Krymske, 82mm mortars were used in Lobacheve, SPG grenade launchers and small arms in Novozvanivka, and mortars and heavy machineguns in Novo-Oleksandrivka, it said.