What threat do autonomous weapons pose to West African countries?

Sierra Leone's President Julius Maada Bio has urged regional leaders to forge common understanding and develop strategies to address the challenges posed by Autonomous Weapons Systems. What are autonomous weapons and what sort of threat do they pose to West African countries?

Also how the remains of thousands of enslaved Africans on St Helena is reconnecting this island to the rest of the world.

And the Nigerian artist causing outrage with his depictions of black people. What's behind his depiction and why is he doing it?

Presenter: Audrey Brown Producers: Nyasha Michelle, Victor Sylver and Patricia Whitehorne Technical Producer: Jonny Hall Senior Producer: Karnie Sharp Editors: Andre Lombard and Alice Muthengi