TODAY: Shaky ceasefire agreed in eastern Ukraine; positivity undermined by reports that Russia will recognise documents from rebel-held territory; Moscow behind plot to kill pro-Western leader of Montenegro, alleges new report; Senator Graham vows that Congress will punish Russia for its interference in elections; Kremlin claims to be nonplussed by lack of progress in bilateral relations under Trump; opposition figure leaves Russia after attack; MSF says it has evidence Russia was behind bombing of Syrian hospital.