On May 31, Russian armed mercenaries opened fire in Donbas three times; they attacked positions of Ukrainian forces, using 82 mm mortars, grenade launchers of various systems and heavy machine guns. The Defense Ministry's press office reported that on June 1.
In small hours of May 31, the enemy attacked the outpost near Novotroitske, Donetsk region, using grenade launchers and heavy machine guns. Near Vodyane, they used a stationary grenade launcher.
Two 82 mm mines hit the positions near Orikhove, Luhansk region.
On Sunday, Ukrainian fighters killed one and wounded two enemies. None of government forces's soldiers were killed or wounded in action on May 31.
On June 1, entry-exit checkpoints in the area of Joint Forces Operation switch to the summertime working mode. Pedestrians and vehicles will be allowed to pass from 6 a.m. till 8 p.m. The press office of the HQ of the Joint Forces Operation reported that on Monday.
The list of checkpoints includes Zolote, Mayorske, Mariinka, Novotroitske, Hnutove and Stanytsia Luhanska.