In this Thursday Nov. 27, 2014 photo, children displaced after attacks by Boko Haram, play in the camp of internal displaced people, in Yola, Nigeria. (AP Photo/Sunday Alamba) Faith Karimi and Amina Abubakar, CNN KANO, Nigeria (CNN)—The attackers sped into a Nigerian town with grenade launchers — their gunfire and explosions shattering the early […]