The epicenter of jihadism in Africa has long been the Sahel, the region that skirts the southern fringe of the Sahara Desert. Islamist groups such as Boko Haram have used the vast and relatively empty area to hide, recruit and organize.
Nigerian security officials have thwarted plans by Islamic State group-linked Boko Haram members to attack the embassies of the United States and the UK.
A weapons convoy believed to be from ISIS seized in an area devastated by Boko Haram raises alarm that the two hope to attack American allies in Africa.
Sylvia Longmire explains why the USA rushed to console France and Belgium when people also died recently in terror attacks in Turkey, Nigeria and Syria.