With the advent of the fourth industrial revolution, a plethora of technological innovations has changed the way we live and work. This innovation is also seeing new ways that wars will be fought. The soldiers won't be humans, but robots. A new generation of autonomous weapons or "killer robots" could dramatically change military drone technology. Joining us is Dr. Thompson Chengeta, a Human Rights Law expert to give us a perspective on why we should be concerned in Africa about these autonomous weapons