Pennsylvania is emerging as the most crucial of all the swing states – and it’s on a knife-edge. Oliver Laughland reports. Help support our independent journalism at <a href="https://www.theguardian.com/infocus">theguardian.com/infocus</a>

Today in Focus

US election extra: Pennsylvania in the balance

Hosted by Michael Safi and Helen Pidd, Today in Focus brings you closer to Guardian journalism. Combining storytelling with insightful analysis and personal testimonies, the podcast takes you behind the headlines for a deeper understanding of the news, every weekday. Today in Focus is unmatched in both scope and depth, delivering analysis and storytelling from right across the planet. With a global network of over 900 journalists and five dedicated editions covering news in the US, UK, Australia, Europe, and beyond, the Guardian offers comprehensive reporting across every continent. Most recently we have introduced new correspondents in the Caribbean, South America...