Nigeria's President Muhammadu Buhari acknowledged Saturday the increased violence by armed groups in the northeast of the country and vowed to "soon bring some of these culprits to justice." "In the last two years we have witnessed and overcome a good number of tests and challenges" that are
Nigeria s Boko Haram militants: Six reasons they have not been defeated bbc.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from bbc.com Daily Mail and Mail on Sunday newspapers.