Fighting breaks out in Kramatorsk, eastern Ukraine - update

(ANSA) - Kiev, April 25 - Fighting has broken out in the Eastern Ukraine city of Kramatorsk, local media reported Friday.
    A Ukraine Mi-8 helicopter was reportedly shot down in the city, although the pilot managed to eject before the aircraft exploded, the Unian agency said. Russia's Ria Novosti said gunfire could be heard in the city and a tank was on fire. Kiev has launched raids against pro-Russian separatists who are occupying key buildings in many eastern Ukrainian towns. Moscow, which has thousands of troops on its side of the border, has called on the US to make Kiev stop raids.