US Consumer Sentiment Remains Subdued Inflation Geopolitical Tensions and Trade Policy Weigh on Outlook Berkshire Hathaways Latest Stock Sales Signal Strategic Shift Yahoo Finance Reports US Productivity Growth Slows in Q4 While Unit Labor Costs Accelerate Guardian Investigation Reveals Asbestos Contamination in Toys Sold in Britain Spotlighting Regulatory Gaps OpenAIs Potential IPO Unanswered Questions Surrounding TrillionDollar Valuation and AI Risks Lenovo Shares Surge Nearly 20 as Record Earnings Highlight AI Revenue Surge Rail Vikas Nigam Q4 FY26 Results Net Profit Drops 59 YoY Despite Revenue Growth