Longtime Boko Haram commander Abubakar Shekau re-emerged Thursday to deny Islamic State (IS) group reports that it had replaced him as leader of its West African affiliate.

Boko Haram leadership: Shekau says he is leader, not IS group appointed succesor

Longtime Boko Haram commander Abubakar Shekau re-emerged Thursday to deny Islamic State (IS) group reports that it had replaced him as leader of its West African affiliate.