Nigeria military chief: leader of IS-linked group ISWAP killed Former Cape Verdean PM Jose Maria leading in Presidential elections Renewed protests in The Gambia over delay of report on Jammeh crimes Cameroon urges calm after child killed in anglophone region Sudan: Pro-army protesters rally again, stage sit-in near Presidential palace Tunisia's President says critics 'plotting' against state Guinea-Bissau army says foiled plot to overthrow government Serial killer killed by mob after escaping cells in Kenya Former Ivorian President Laurent Gbagbo elected leader of new party Zuma speaks to grassroots supporters