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 533: Disgraced war criminal or Serbian hero? The diplomatic conundrum of Ratko Mladić’s death
06:58

Iran: Is the US out of options?
34:11

Explainer 532: Why is Syria back on Washington’s Christmas card list?
07:13