Former President Olusegun Obasanjo has warned that Nigeria’s 20 million out-of-school-children could become a fertile ground for the recruitment of future Boko Haram fighters in the next 10 to 15 years. Ex-President Obasanjo spoke Sunday in Bauchi at the commissioning of some selected projects executed by the Abdulkadir Bala Mohammed administration. According to UNESCO estimates, Nigeria …