in fact, Boko Haram did not vanish once the 2009 raid but rather went “underground” and regrouped under the leadership of Abubakar Shekau. Yusuf had named Shekau as his next in command in the course of his interrogation in 2009, nevertheless some report that Shekau’s ascent was briefly contested within Boko Haram. The freshly-minted entire w