Afghan President Ashraf Ghani has promised to "bury" the Islamic State (IS) militant group, whose local offshoot has clashed with government forces and Taliban fighters.
A Muslim teacher who shielded Christian fellow passengers when their bus was attacked by Islamist militants has died in surgery to treat his bullet wound.
A siege is over at a Burkina Faso hotel seized by suspected Islamist gunmen, the government says, but reports say a nearby hotel is now under attack.
Liberia's Ebola epidemic is over, says the World Health Organization (WHO), effectively putting an end to the world's worst outbreak of the disease.
Kenya's evangelical churches have condemned government plans to make it tougher for religious bodies and clerics from all faiths to operate.
An Islamic court has sentenced a Nigerian cleric to death by hanging for insulting the Prophet Muhammad in the northern city of Kano.