Russia's hybrid military forces attacked Ukrainian army positions in Donbas twice from 07:00 to 18:00 Kyiv time on Sunday, August 19.

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"The occupiers opened aimed fire from grenade launchers, heavy machine guns and small arms at the Ukrainian positions near the villages of Lebedynske and Luhanske," the press center of Ukraine's Joint Forces Operation said in an update on Facebook as of 18:00 Kyiv time on August 19, 2018.

"There have been no casualties among the Ukrainian troops. The situation in the area of the Joint Forces Operation remains under control," the press center said in a statement.