After months of ratcheting up pressure on Vladimir Putin, concern is mounting in Berlin and other European capitals that an emboldened Ukraine's military successes in the east are reducing the chances of a face-saving way out of the crisis for the Russian leader.
Russia's War Against Ukraine
Reuters: As Ukraine forces gain in east, focus of German diplomacy shifts
Ukrainian troops ride on a tank and a self-propelled gun near the eastern city of Luhansk on Aug. 20, 2014.
