Russian opposition leader Boris Nemtsov, who was murdered on Feb. 27, was preparing to publish a report detailing the presence of Russian soldiers in the east Ukraine conflict.
Russia's War Against Ukraine
Newsweek: Nemtsov’s ‘evidence of Russian troops in Ukraine’ taken by police
Russia's opposition supporters carry portraits of Kremlin critic Boris Nemtsov during a march in central Moscow on March 1, 2015.
