Four people were killed, around thirty injured outside the town of Sloviansk, Donetsk region, on Monday.

One of the victims was killed when a minibus carrying the Ukrainian law-enforcers who were wounded in the fighting under Sloviansk came under fire in the area between the checkpoints of Sloviansk and Dolyna, Interfax-Ukraine learned at the Interior Ministry's press service.

Despite the fact that the bus was armored, a police officer was killed in the shooting. A Russian-produced machine gun was used for the shooting.