MAIDUGURI, Nigeria, June 14 (Reuters) – Islamic State’s West African branch claimed responsibilty for an attack on a Nigerian army base in northeastern Borno state and said its fighters had killed 20 soldiers.

Source: http://feeds.reuters.com/~r/reuters/AfricaNigeriaNews/~3/bFdnLHAP4qg/idAFL8N23L2K0