UK Heatwave Drives Bank Holiday Travel Disruptions Potentially Impacting Retail and Transport Sectors Workday Shares Rise on Upgraded Margin Outlook AI Success Claims Stock Market Today Key Factors to Watch Before May 27 Trading Session Dow Jones Futures Edge Higher as Oil Retreats on Trumps Iran Deal Remarks Barclays Updates Outlook on Energy Transfer Cites Potential Undervaluation Micron Stock Surges to Record High Following Major PriceTarget Upgrade Tony Blairs Economic Prescription for UK Draws Criticism Overreliance on AI and Outdated Worldview