A portable ground control complex Kredo-M1, which is arms of the Russian Army, was spotted on the occupied territories of Donbas near Pervomaisk village. The Special Monitoring Mission OSCE in Ukraine reported this on May 3.
Russia's War Against Ukraine
112.ua: OSCE reports Russian ground control observation station spotted in occupied Donbas
An armed pro-Russian separatist stands guard in the village of Spartak near the airport of Donetsk on April 10, 2015.