Three Ukrainian military servicemen were injured, no one was killed in the anti-terrorist operation (ATO) zone on Monday, the presidential administration's spokesman for ATO matters Oleksandr Motuzianyk has said.

"Last day, none of our soldiers was killed, but three were wounded in hostilities," he said at a briefing in Kyiv on Tuesday.

Motuzianyk said that the soldiers were wounded in the towns of Luhanske, Avdiyivka and Opytne as the result of shelling by militants.

A total of 69 shellings have been registered in the Donetsk sector. Key defense positions of the Ukrainian armed forces in the towns of Zaitseve, Avdiyivka and Mayorsk, and the area of Donetsk airport are being shelled almost around the clock. Occasionally, the enemy uses mortars and infantry fighting vehicles.

The village of Stanytsia Luhanska came under fire in the area of Luhansk.

It was relatively quiet in the Mariupol area. Nine enemy attacks in different parts of the frontline were registered there.