AdvertisementUkraine Says An Officer Died In Battle With Pro-Russian Forces03:45Download AudioResumeApril 13, 2014Bill ChappellfacebookEmailA Pro-Russian force guards a barricade outside a regional police building seized by armed men in Slovyansk Sunday. Ukraine, which launched an "anti-terrorist operation" in the eastern town, says one of its officers has been killed in a clash near the town. (AFP/Getty Images)