Security Experts: Nigeria, Neighbors Must Unite Against Boko Haram

The capture of a key town in northeastern Nigeria this week by Boko Haram militants is raising questions about the commitment of Nigeria's neighbors to help fight the militant group. But Cameroon's President Paul Biya says his country needs more help from the international community after the recent release of a video by Boko Haram’s leader threatening his nation. Mariama Diallo reports.