Africa News Tonight - Militants Islamist Violence Spikes in Sahel; Guinea Junta Denounced by Amnesty International

Coming up on Africa News Tonight: Analysts say militant Islamist violence in Africa’s Sahel region is accelerating faster than any other part of the continent leaving Mali, Burkina Faso and Niger exposed to attacks from violent extremist groups; Guinea’s military government has been denounced by Amnesty International for arbitrary arrests of dissenters and use of excessive force to stop demonstrations.