The militants attacked eight times in the Donetsk region from 1800 to midnight, mostly with small arms and automatic grenade launchers.
In the morning, the militants attacked Ukrainian positions near the villages of Opytne and Shyrokino and fired 120mm mortars several times at their positions near the town of Popasna.
In the afternoon, the militants attacked the positions of the Ukrainian armed forces near the village of Pisky in Donetsk region. They also fired on a Ukrainian fortified position near the town of Avdiivka for ten minutes.
The Ukrainian armed forces returned fire only if there was a real threat to the lives of soldiers, the press center said.
There was no shelling in the area of Luhansk during this period, it said.
"During this period, the Ukrainian army recorded a reconnaissance overflight by an enemy drone in the south of Donetsk region over the village of Lebedynske, flying in the direction of the village of Sakhanka," the headquarters said.
