A pro-Russian separatist stands near a damaged war memorial at Savur-Mohyla, a hill east of Donetsk, Ukraine, on August 28, 2014. Ukrainian President Petro Poroshenko said on Thursday that Russian forces had entered his country and the military conflict was worsening after Russian-backed separatists swept into a key town in the east. (Photo by Maxim Shemetov/Reuters)
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