Russia's War Against Ukraine
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Ishaan Tharoor: Why one Spaniard sold his car to go fight in Ukraine
A rebel gunmen patrols in a yard of a high-security prison after shelling in Donetsk on August 11, 2014.
It's clear that the conflict in Ukraine is escalating dangerously. Authorities in Kyiv now claim that their country is being invaded on multiple fronts by Russian forces. The evidence, despite Moscow's denials, seems to point to the presence of Russian military equipment and personnel - perhaps thousands of soldiers - on the wrong side of the border.