Alexei Navalny's widow Yulia has vowed to continue his work to fight for a "free Russia" in a video posted on Monday. Her voice sometimes shaking with grief and anger‚ Ms Navalnaya asked viewers to stand alongside her and "share the fury and hate for those who dared to kill our future". She also accused the authorities of hiding her husband's body. Navalny's death in prison was announced on 16 February. The prison authorities at the Siberian penal colony he was being held in said he...