Tanzania's opposition leader Tundu Lissu has been found guilty of incitement and sentenced to four years in prison. But he was cleared of treason. The charges stem from remarks he made while campaigning during presidential campaigning last year. Al Jazeera’s Catherine Soi reports. #TunduLissu #Tanzania #TanzaniaPolitics #Chadema #AfricaNews #EastAfrica #TreasonTrial #Incitement #OppositionLeader #AlJazeeraEnglish.