Militants violated the ceasefire in Donbas four times on Tuesday, killing a Ukrainian serviceman, the press center of the Joint Forces Operation (JFO) headquarters has said.

"The enemy fired from grenade launchers, large-caliber machineguns and small arms near Stanytsia Luhanska, Maryinka, Starohnativka and Hnutove," the JFO HQ said in a report on its Facebook page on Tuesday.

The report notes that in all cases, the Joint Forces took adequate measures and the situation in the JFO area remains under control.