Hello, this is Leonie Kidd writing to you from London. Welcome to another edition of CNBC's Daily Open. It's a tough time to go to the polls. That's what U.K. Prime Minister Keir Starmer is finding out today, as his Labour Party loses control of major councils across the country. He faces discontent across both domestic and foreign issues. But will today's results be enough to launch a full-scale leadership challenge? The results are still coming in, but Britain's ruling Labour party is braced