As Russian mercenaries tried to infiltrate the rear of positions of Ukrainian troops in Donbas, two Ukrainian fighters deceased in combat. The Joint Forces Operation HQ reported that on late December 1.
It appears that two men were on a combat mission in Donetsk region. Both were fatally wounded as they triggered some explosive device. The fighters died instantly.
As of late December 1, Russian mercenaries landed two attacks on the emplacements of Ukrainian forces in Donbas; no casualties were reported.