![The congested Ngala camp for internally displaced persons in Borno State, northeast Nigeria, where a Boko Haram attack in early September killed at least seven people, April 2017.](/sites/default/files/multimedia_images_2017/201709africa_cameroon_nigerianrefugees_back_cover.jpg)
The congested Ngala camp for internally displaced persons in Borno State, northeast Nigeria, where a Boko Haram attack in early September killed at least seven people, April 2017.
© 2017 Jane Hahn/Washington Post
The congested Ngala camp for internally displaced persons in Borno State, northeast Nigeria, where a Boko Haram attack in early September killed at least seven people, April 2017.