Is Keir Starmer about to resign? What you need to know...

Sir Keir Starmer could be about to resign as the UK's prime minister. After a weekend of speculation following Andy Burnham's Makerfield by-election victory, reports suggest there is no way back for Starmer. But is it a done deal?Sophy Ridge and Wilfred Frost have all you need for the big day ahead in Westminster - they explain the exact situation we're in, the possibilities for Starmer and what could be next for the Government.They also have the day's other news including the latest on the Iran peace talks in Switzerland, the forecast for the UK's brutal heatwave and Serena Williams's Wimbledon comeback.