Muri ino myaka ibiri iheze, hamaze gutorwa ibiziga bigera kuri 72 ku nkengera z’uruzi rwa Rusizi, 40 muri ivyo biziga bikaba vyatowe muri uno mwaka umwe Evariste Ndayishimiye amaze ku butegetsi. Ivyo bitigiri bikaba bitangwa n’ishirahamwe FOCODE. Pacifique Nininahazwe, arongoye iryo shirahamwe, mw’itangazo yasohoye kuri uyu wa gatanu uheze, amenyesha ko n’abandi bantu batari bake baguma baburwa irengero kandi baba bafashwe n’inzego z’umutekano.