What’s Turkey’s role in getting grain safely out of Ukraine?

<p>From the BBC World Service: As Russia continues its war in Ukraine, we hear how an agreement struck last week means Turkey will play a vital role in ensuring safe passage for ships from Ukraine. Plus, French President Emmanuel Macron has been on a tour of western Africa as part of a trip to strengthen ties with the continent. And we hear about a new book from the &#8220;Time-Travelling&#8221; economist.</p>