Nvidia, Palantir and other superstar AI stocks are dragging Wall Street lower again. The S&P 500 fell 0.5% Wednesday and was on track for a fourth straight loss after setting an all-time high last week.
NEW YORK (AP) — Nvidia, Palantir and other superstar stocks that had surged in the mania surrounding artificial-intelligence technology are dragging Wall Street lower again on Wednesday.
The S&P 500 fell 0.5% and was heading for a fourth straight los... [4609 chars]