When Boris Nemtsov was shot dead, as he walked home on a drizzly Friday night in Moscow last month, Russia’s beleaguered liberal opposition realised tthe rules of the game had changed in the most shocking way.
The Guardian: How Nemtsov’s murder could force Putin into a big decision
A woman holds 'Confessions of the Rebel,' a book authored by Boris Nemtsov, as she attends a funeral ceremony for the slain opposition in Moscow on March 3. Nemtsov was assassinated near Red Square on Feb. 27.