Herders have let their livestock roam. Farmers are furious over damage to their crops. Tensions have led to thousands of deaths. Will a government ban on grazing end the violence?
A suicide bomber detonated explosives just as prayers were getting underway at a mosque in Mubi, in Nigeria's northeast. There was no immediate claim of responsibility, but Boko Haram is suspected.
Millions of people in Yemen and sub-Saharan Africa are facing food shortages and severe malnutrition. Host Audie Cornish talks with Justin Forsyth of UNICEF about the crisis.
More than 40 others were injured in the attack, which targeted a small town on the border with Nigeria. No group immediately claimed responsibility, but the bombing bears hallmarks of Boko Haram.