What Shekau’s death means for security in Nigeria, Lake Chad

The days-long siege by Islamic State West Africa Province (ISWAP) fighters on one of the locations where Abubakar Shekau, leader of the Jamā’at Ahl as-Sunnah lid-Da’wah Wa’l-Jihād (JAS), lived, following several months of trailing, seems to have paid off…