This was announced by the ATO Staff's press center, Censor.NET reports.
"The situation has aggravated near Avdiivka. The enemy's activities have become more precise: since 11 a.m., the occupants used mortars against civilians three times. 21 shells of 82-mm caliber have been fired at residential areas of Avdiivka and Opytne," the message reads.
Related materials: Anti-Terrorist Operation