The early morning attack took place in the northeastern city of Damaturu, 50 people were wounded.

这次凌晨袭击案发生在东北部城市达马图鲁，有50人受伤。

A week ago, dozens of people were killed during a lengthy gun fight after suspected militants attacked the town of Damaturu where burnt police and military buildings.

一周前，嫌疑武装分子袭击了达马图鲁镇，并放火烧了警站和军队大楼，数十人在冗长的枪战中丧生。