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The UN Secretary General has been visiting the Ukrainian capital Kyiv - two days after he travelled to Moscow. As the conflict in Ukraine rages on, we will hear from Antonio Guterres on his week of diplomacy - and what can be done to stop the fighting.

We'll tell you about another significant visit too - Turkey's President Recep Tayyip Erdogan is travelling to Saudi Arabia, for the first time since the murder of the Saudi dissident Jamal Khashoggi in Istanbul. So what's behind the trip?

And we head to Kenya as the country prepares for the funeral of the former president Mwai Kibaki.