 Ahavuye isanamu, Getty Images Insiguro yisanamu, Uburwayi bwa Dr Richard Sezibera bushobora kuba butuma atagaruka mu mirimo Bwana Khalfan abona ko uwamusimbuye - Vincent Biruta - amufiteho impungenge kuko nubwo ari umunyapolitiki winararibonye ariko ari umuntu witonda, uvuga macye mu gihe iriya minisiteri ishaka umuntu ushabutse. 