Russia's hybrid military forces on Friday mounted three attacks on Ukrainian positions in Donbas, eastern Ukraine.
"The armed forces of the Russian Federation and its mercenaries violated the ceasefire three times on January 3," the press center of Ukraine's Joint Forces Operation said in a Facebook update as of 07:00 Kyiv time on January 4, 2019.
The enemy opened fire at the positions of Ukrainian military units, using grenade launchers of various types, heavy machine guns, and other small arms.
Ukrainian troops came under fire near the village of Vasylivka, which is in the area of responsibility of the Skhid [East] tactical grouping.
Two attacks were recorded outside the villages of Novoluhanske and Zaitseve in the area of responsibility of the Pivnich [North] tactical grouping.
There were no Ukrainian army casualties in the past day, the report said.
"Since Saturday midnight, Russia-led forces have attacked Ukrainian positions once near Novoluhanske, using automatic grenade launchers and heavy machine guns," the press center added.