Plot: Who is killing the intrepid reporters of Russia and why aren't they being caught and brought to justice? There's a bulging casebook of horrifying murder mysteries that sends a shiver through Russia's newsrooms where simply reporting for work can be deadly dangerous. And while killers and attackers go unpunished, critics blame the most powerful man in Russia for creating an environment of fear and intimidation that's enabling the muzzling of media, even the killing spree