US Election: The cost of a campaign

Available for over a year

Campaigning and advertising for a US election can cost serious money. This year, in the longest campaign today, it's expected to reach well over $10bn. The political race may be tight- the fundraising campaign is not. We look at what the Biden and Trump campaigns are raising, how they're raising it, and what they're spending on. (Image: Joe Biden and Donald Trump superimposed over a photo of the White House in Washington DC. Credit: Reuters/BBC) Presented and produced by Rob Young