Could Donald Trump return to the White House? He keeps hinting that he is about to attempt one of the biggest political comebacks of all time, so could it really happen? Katty Kay has reported from the US for 20 years, and now she sets off on an epic road trip across the US on the eve of the midterm elections to discover how strong support for Trump still is. Can American democracy weather the storm if he runs again?

Trump: The Comeback?

As King Charles III is crowned, Katty Kay sets out to discover what he could learn from Europe’s royal families. They face many of the same challenges as Charles: how to modernise, how to steer clear of politics and how to heal very public family rifts. So how do they handle them – and what’s the point of a monarchy in a 21st century democracy? Travelling from Denmark to Albania, she meets Europe’s modern royals.