Russia has gained almost complete control over the eastern Ukrainian region of Luhansk, but about 18% of the Donetsk region remains outside of Russian control, Kremlin spokesman Dmitry Peskov said on April 12.

The Russian army continues to advance , with its current offensive primarily targeting Kostiantynivka. Capturing the town would open the way for the Russians to advance on the region's last major cities, Kramatorsk and Sloviansk.

Kostiantynivka 'a thorn in the side' of Russian army

Speaking with DW on a recent visit to the region, a Ukrainian military unit commander known as Lys (Ukrainian for Fox), said fighting was underway on the outskirts of Kostiantynivka.…