NEW YORK (AP) — The sell-off for winners of the artificial-intelligence boom deepened Friday and yanked stock markets lower worldwide. Oil prices, meanwhile, continued to jump because of the war with Iran.

The S&P 500 fell 1% to finish its first losing week in the last three and only its third since the end of March. Just a couple days earlier, it had climbed within 0.5% of its all-time high.

The Dow Jones Industrial Average dropped 406 points, or 0.8%, and the Nasdaq composite sank 1.4%.

Chip stocks and other AI darlings once again were at the center of the shaky trading. They’ve been under pressure for…