20:06BBC Africa DebateExtreme Islamist ViolenceBBC World Service for Africa Duration: 50 minutes Fri 2nd Oct 2015, 20:06 on BBC World ServiceAvailable for over a yearListen nowExperts and activists discuss the lure of Jihad to young Britons, and how Islamic State, Boko Haram and Al Shabab operate.GenresNewsFormatsDiscussion & TalkBrandBBC Africa Debate Source: BBC Online