Insiguro y'isanamu, Marcel Nzau Mayamba, umunyamabanga mukuru w'urukino rwa Boxe mu gihugu ca RDC Marcel Nzau Mayambula, umunyamabanga mukuru w'ishirahamwe ry'abagira urukino rwo gukubitana ingumu mu gihugu ca RDC, yari afise imyaka 22, akaba yaragiye kurorero urwo rukino.
