Mu ntara y'amajyepfo mu karere ka Nyamasheke abantu bari mu bikorwa byo kwagura urwibutso rw'abazize Jenoside yakorewe abatutsi 1994 rwa Rwamatamu bakoze impanuka iteye ubwoba.
Gihombo ho mu karere ka Nyamasheke, umukingo wagwiriye abantu icumi, babiri bahita bitaba Imana naho abakomeretse bahise bajyanwa mu bitaro bya Mugonero.