In the Donetsk sector, the militants used grenade launchers and small arms twice against the Ukrainian positions near the town of Avdiyivka.

Read alsoNGO reveals militant losses in Donbas in past weekIn the Mariupol sector, the enemy used heavy machine guns near the village of Vodiane and the town of Maryinka.

The Russian occupation forces also fired small arms on the Ukrainian fortified positions in the town of Zolote and the village of Stanytsia Luhanska, which is in the Luhansk sector. Moreover, they opened fire from infantry fighting vehicles on the village of Novozvanivka.

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Read alsoU.S. 'may send arms' to Ukraine, says new envoy - BBCAs reported, the ATO forces returned fire 11 times.

"It should be added that, in contrast to the reduction in the number of shellings, the enemy has recently intensified reconnaissance efforts. Over the past day, the Ukrainian military spotted four enemy UAVs. In addition, at about 03:00 Kyiv time, using a thermal imager, the Ukrainian defenders revealed an enemy reconnaissance group near the Ukrainian positions outside the village of Mykolaivka. After a number of warning shots, militants retreated without engaging the Ukrainian forces," the headquarters said.