Berkshire Hathaway Reenters Airline Sector with 26 Billion Delta Air Lines Stake Tech Surge Propels SP 500 Higher as Energy and Staples Drag President Trump Drops 10 Billion IRS Lawsuit DOJ to Create 18 Billion Lawfare Compensation Fund Tony Blairs Economic Diagnosis Hits Mark but AIFocused Prescription Draws Skepticism Goldman Sachs US Sanctions Have Limited Impact on Russias Crude Exports Oil Prices Dip Prediction Market Investments Persist Amid Regulatory Uncertainty Micron UnitedHealth Rocket Lab Highlight Divergent Market Trends Barrons Reports