This is reported by the ATO Headquarters press center.
"The situation in the ATO area remains difficult. The militants of pro-Russian illegal armed groups do not cease to violate the ceasefire agreement. Over the past day, the terrorists shelled the Ukrainian positions 33 times," the report reads.
As noted, the militants used grenade launchers, antiaircraft guns and 82mm mortars to fire at the Ukrainian positions in Avdiyivka (18km north of Donetsk).
Ukrainian strongholds in Zaitseve (67km north-north-east of Donetsk) and Luhanske (59km north-east of Donetsk) came under small arm and grenade launcher fire.
The terrorists also used grenade launchers to shell ATO troops outside Stanytsia Luhanska (16km north-east of Luhansk).