Agwiririra ndi kupha gogo Pomwe dziko lapansi likukumbukira tsiku la amayi pamutu woti Kuthetsa Nkhanza kwa Amayi ndi Ana , anthu achiwembu ku Mchinji adagwiririra ndi kupha gogo Vigilita Sakala , wa zaka 61 , nkumutaya mmphepete mwa munda wake .