Ukranian Prez accuses Russia of invasion

Petro Poroshenko

Ukrainian president Petro Poroshenko makes a statement, at Boryspil airport in Kiev, Ukraine, Thursday, Aug. 28, 2014. Poroshenko canceled his visit to Turkey on Thursday due to a “sharp escalation of the situation in the Donetsk region, particularly in Amvrosiivka and Starobeshevo, as Russian forces have entered Ukraine,” he said in the statement.