President Trump is currently fielding accusations of corruption after being offered a $400m (€356m) jet by the Qatari royal family. While the US grapples with the ethics, we explain what’s in it for Qatar.

The rise of the middle powers
37:51

Explainer 517: How the revival of gerrymandering is hurting democracy
07:00

Live from Delphi: Can Europe remake itself into a superpower?
39:17