The stock market is rallying as AI spending and Trump tariff news turn positive. Warren Buffett's Berkshire, Palantir on tap.

The Dow closed higher by 564 points or 1.39 percent. The broader S&P 500 rose 1.47 percent and the tech-heavy Nasdaq ...

Live Updates Live Coverage Has Ended Markets Extend Gains 3:44 pm by Gerelyn Terzo Today’s tech-fueled rally has gained more ...