According to Radio Liberty, all armored vehicles were moving towards the center of the city, Censor.NET reports.
Separatists previously accused ATO forces of shelling Donetsk and its surroundings. In their turn, Ukrainian military reported 148 cease-fire violations by militants on Aug. 16.
On the night of Aug. 17, according to the Interior Ministry, separatists shelled Mariupol outskirts in the Donetsk region killing two people. Prosecutor's office qualified the incident as a terrorist attack.
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