Nigeria's Boko Haram extremists are offering to free more than 200 young women and girls kidnapped from a boarding school in the town of Chibok in exchange for the release of militant leaders held by the government...

Nigerian troops have arrested the mastermind of bombings in the central cities of Jos and Zaria this week that killed at least 69 people, the defense ministry said on Thursday...

The jihadists have switched from holding towns to waging guerrilla war.