Censor.NET reports citing OSCE press-service.
"Situation in the DPR-controlled areas had markedly deteriorated in the previous 24 hours, to an extent not seen since Dec.15. We had recorded 91 ceasefire violations, 50 of them at the Donetsk airport," the report says.
Terrorists fired at new terminal and meteorological tower of Donetsk airport
OSCE observers reported that the use of heavy weapons was particularly pronounced, with 12 cases involving the use of BM-21 Grad rocket systems, 19 artillery shelling incidents, and 44 uses of mortars.
"Four Ukrainian soldiers had been killed and nine wounded. Two DPR and two LPR terrorists killed in the violence, they said. Six civilians had also been injured on the south-western outskirts of Donetsk," OSCE observers added.