Tulsi Gabbard Resignation as National Intelligence Director Could Introduce Policy Uncertainty Treasury Yield Surge Challenges RiskFree Asset Assumptions as Geopolitical Tensions and Inflation Reshape Fed Policy Outlook Marvell Technology Stock Rises on Exceptional AI Demand and Upbeat Revenue Outlook Kevin Warsh Touts ReformOriented Approach as New Fed Chair in Glitzy White House Ceremony Amazon Stock Exploring Income Generation Strategies for Bullish Investors FTSE 100 Breaks FourWeek Losing Streak as Softer Inflation and Weak Retail Sales Ease Rate Hike Concerns Amazon Launches AI Shopping Technology for Retailers Signs Kate Spade as First Customer