The Ukrainian government has announced its forces have retaken the southern city of Mariupol from pro-Russian separatist gunmen, and in heavy fighting has also retaken control of a long stretch of the border with Russia.
Russia's War Against Ukraine
Euronews: Ukrainian government retakes Mariupol (VIDEO)
Pro-Russian armed separatist militants stand guard at a barricade in Mariupol, on June 9, 2014.
