DONETSK - Intensifying gunfire and explosions continued to rock this city on Sunday as Ukrainian forces fought to complete the encirclement of pro-Russia insurgents who have turned Donetsk into their largest remaining stronghold.
Russia's War Against Ukraine
Wall Street Journal: Ukraine troops ‘tighten the ring’ around Donetsk
A helicopter escorts a column of armored vehicles of the Ukrainian armys in Donetsk region, eastern Ukraine, on August 6, 2014.
