SoftBank Group Shares Surge on Nvidia Earnings Highlighting AI Momentum Silver Prices Slide on Wednesday May 27 2026 Market Trends and Implications UK Exports to US Plunge 25 as Trumps Liberation Day Tariffs Reshape Trade Flows Waymo Halts Robotaxi Services in Five US Cities After Flood Incidents US Treasury Yields Decline as Traders Assess Iran Peace Developments UK Politicians Urged to Shift Focus from Bond Markets to Bank of England Says Economist Jim Cramer Focus on AI Stocks Upside Potential Not Past Performance