 Russian forces have forwarded a major Ukrainian offensive in the southern Ukrainian region of Donetsk and killed hundreds of pro-Kiev troops, the Defense Ministry in Moscow said on June 5. In a statement, the ministry said Ukraine had launched the attack on Sunday using six mechanized and two tank battalions. Ukraine's military said on Monday it had no information about a major offensive which Russia said Kiev had launched at five points along the front line in the Ukrainian region of Donetsk.