A senator from Borno state told the BBC that the militant group Boko Haram sent a warning before the raid on the town of Mafa on Sunday night and many people fled to the nearby city of Maiduguri.

来自博尔诺州一名参议员告诉BBC，周日晚上，激进组织博科圣地袭击玛法村之前先发出了警告，许多人逃往附近的迈杜古里市。