Video - Nigeria President Muhammadu Buhari steps up fight against Boko Haram

President Muhammadu Buhari continues his efforts to stamp out Boko Haram militants. He recently concluded a trip to neighbouring Niger and Chad, where he met with the Presidents Idriss Deby and Mohammed Yusuf. But with the group launching fresh attacks, CCTV's Deji Badmus finds out just how much work there's still left to do.