More drops for AI stocks drag Wall Street to its worst day in nearly a month

The S&P 500 fell 1.2% for its worst day in nearly a month, though it's still not far from its all-time high set last week. The Dow Jones Industrial Average dipped 228 points, or 0.5%, and the Nasdaq composite dropped 1.8%. Slightly more stocks rose within the S&P 500 than fell, but they got drowned out by the drops for companies in the artificial-intelligence industry. Questions continue to dog the former superstars about whether their yearslong dominance of Wall Street meant their prices shot too high, as ...