geneva syrian government negotiator bashar al-ja afari accuse opposition back western countries saudi arabia sabotage round u.n.-led peace talk end geneva thursday without result say damascus want talk fail opposition put precondition last month conclude conference know riyadh declaration president bashar al-assad role syria political transition riyadh communique blackmail geneva process ja afari tell reporters draw riyadh statement ones sabotage round mean side mean saudis saudi handlers western countries want geneva process succeed ja afari say syrian delegation geneva talk engage seriously round say focus counter-terrorism mediator talk u.n. special envoy syria staffan de mistura use television interview wednesday urge russia convince ally assad need clinch peace deal end nearly seven-year-old war ja afari say russia ally de mistura make error interview swiss television channel rts mandate facilitator talk would review light report u.n. security council tuesday ja afari say nobody exert pressure us ja afari tell reporters ally friends people grind fight us therefore special envoy may mistakenly say reflect relationship ally although geneva process make almost progress hope start round de mistura would succeed get two side meet rather shuttle ja afari rule opposition stick riyadh statement dismiss question might say meet opposition face-to-face possible syria meet sochi early 2018 russia try organize politicians work science fiction say defiant syrian envoy blame west saudis u.n. peace talk end