istanbul turkish court sentence journalist opposition newspaper cumhuriyet three years prison tuesday charge spread terrorist propaganda tweet paper briefly post may state media say newspaper online editor oguz guven accuse discredit ankara fight supporters u.s.-based cleric fethullah gulen government say orchestrate coup attempt last year tweet refer prosecutor kill road accident expression mow truck cumhuriyet long pillar secularist establishment say tweet replace within one minute one say prosecutor die awfully truck accident prosecutor die prepare indictment gulen network cleric deny involvement coup attempt state-run anadolu agency say guven sentence three years one month jail remand custody may release june pending trial dozen cumhuriyet correspondents executives try separate case prosecutors say paper take supporters gulen use target erdogan veil action militant group prosecutors seek 43 years jail paper staff accuse target erdogan asymmetric war methods deny charge since fail coup july 2016 turkey jail 50,000 people close 130 media outlets raise concern among western ally deteriorate right freedoms turkish opposition journalist sentence three years tweet agency