Russian forces are poised to finally capture Pokrovsk, a symbolically important victory with a heavy cost

By Ivana Kottasov� and Kostya Gak, CNN Russian forces appear to be on the brink of finally seizing the eastern Ukrainian city of Pokrovsk, a symbolic victory that President Vladimir Putin has been pursuing for 21 months at an increasingly heavy cost. Fighting inside the city has intensified in the past few days, after Russian troops successfully infiltrated it. The fall of Pokrovsk - the strategic value of which has already been greatly diminished but would nevertheless represent the bigg