Armed units of the self-proclaimed Donetsk and Luhansk People's Republics have opened fire on positions of the Ukrainian Armed Forces in the area of fighting in Donbas 64 times in the past 24 hours, using artillery weapons and grenade launchers in their strikes, the press service of the headquarters of Kyiv's anti terrorist operation (ATO) in eastern Ukraine. Shelling was observed near the city of Mariupol.Small arms, grenade launchers and infantry fighting vehicle weapons were used against Shyrokyne, Lebedynske, Vodiane, Pavlopil, Taramchuk , Talakivka and Pavlopil.The militants committed 15 ceasefire violations in the Luhansk region, Avdiyivka in the Donetsk region came under mortar fire, the press service said.