 Ahavuye isanamu, Getty Images Insiguro yisanamu, Prezida wUburusiya, Vladimir Putin agira kabiri uvuye iburyo, yagendeye Kemerovo avuga ko ivyabaye ari ubugizi bwa nabi butewe no gufata ibintu minenerwe Yaseye nuwuvuga ko impapuro zemeza ko umutekano wico kibanza wari ukwiye, zatanzwe biciye mu giturire. 