Kungiyar Amnesty International ta yi kira da a gudanar da bincike kan kashe mutane 10 a wani harin sama da sojojin Najeriya suka kai a ranar Kirsimeti a karamar hukumar Silame da ke jihar Sokoto. Daraktan kungiyar a Najeriya, Isa Sanusi, ya ce, “Kai