This week, General Johnson Olony, deputy chief of the South Sudan People’s Defence Forces, ordered troops to “spare no one”. Andrew Mueller unpacks the two-man power struggle at the top and how it continues to fuel civil war.

Explainer 511: Why is Germany telling Syrians to return home?
07:12

Why has Israel invaded Lebanon?
33:29

Explainer 510: From Angola with love: are there Russian spies in southern Africa?
06:58