Harry Shukman of the anti-racism group Hope Not Hate went undercover to expose how some of the wealthiest and most powerful people see race. He tells Michael Safi what he found Read: the Guardian’s full investigation Watch: Undercover: Exposing the Far Right. Help support our independent journalism at theguardian.com/infocus

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 theguardian.com/infocus

Oritsé Williams of JLS and the Guardian’s head rock and pop critic Alexis Petridis reflect on the life of Liam Payne, including the extraordinary success of One Direction, and his struggles with the fame that came with it. Help support our independent journalism at theguardian.com/infocus

Donald Trump has furiously accused the Labour party of interfering in the US election, calling it ‘far left’, after party activists travelled to campaign for his opponent. Jonathan Freedland reports. Help support our independent journalism at theguardian.com/infocus

After armed officer Martyn Blake was cleared of Kaba’s murder, many police officers are angry he was ever arrested. But the family say they don’t feel their fight for justice is over. Vikram Dodd reports. Help support our independent journalism at theguardian.com/infocus

Voters consistently tell pollsters their top priority is the economy. So who will they favour to take charge of it? Chris Michael reports. Help support our independent journalism at theguardian.com/infocus

On Sunday, Moldovans narrowly voted yes in a referendum on joining the European Union. Why was the result so close? Pjotr Sauer reports. Help support our independent journalism at theguardian.com/infocus

Democrats are fearful that Trump could attempt to overturn the result of the election if he loses in November. Archie Bland reports. Help support our independent journalism at theguardian.com/infocus

Oliver Laughland reports from southern Arizona, where the issue of immigrants crossing the border has become a controversial topic. Help support our independent journalism at theguardian.com/infocus

Presidential candidates need at least 270 electoral votes – more than half of the total – to win an election. Chris Michael explains which states Harris and Trump need to win in order to reach 270. Help support our independent journalism at theguardian.com/infocus