President Muhammadu Buhari has emphasised the need for Nigeria and France to deepen their anti-terror cooperation. This, he said, became necessary to check and overcome the activities of terrorists and insurgents in the Sahel region and beyond. The Sahel region includes west to east parts of northern Senegal, southern Mauritania, central Mali, northern Burkina Faso, the extreme south of Algeria, Niger, and the extreme north of Nigeria. Other areas covered are the extreme north of Cameroon and the Central African Republic, central Chad, central and southern Sudan, the extreme north of South...