This is reported by RIA Novosti.

As specified, a whole arsenal of weapons was found in one of the abandoned houses: AK-74M, AKS and AKSM assault rifles, PKM machine guns or their Ukrainian counterpart KM-7.62, RPG-7 and RPG-18 grenade launchers, boxes for grenade launcher belts from AGS , large-caliber cartridges, a TT pistol, an American MAC-10 submachine gun and other types of small arms.

Earlier, officers of the special forces of the Russian Guard discovered in a forest belt in the Kharkiv region a storage place for more than 400 kg of TNT. 

In addition, it was reported that employees of the Ministry of Internal Affairs of the Lugansk People's Republic prevented a sabotage by the Ukrainian side, planned to discredit the Russian Armed Forces, in the village of Tsupovka, Kharkiv region.