Key global developments as world leaders depart G20 summit in India

This weekend’s G20 summit in India concluded with the African Union joining as a new member, an ambitious new plan to build a railway connecting Europe and India through the Middle East, and an acknowledgement of the atrocities in Ukraine, but no mention of the aggressor. Special correspondent Pavni Mittal joins William Brangham from New Delhi to discuss key developments coming out of the summit.

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