The S&P 500 closed lower amid concerns about artificial intelligence.
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July 7 (Reuters) - The Standard & Poor's 500 closed lower on Tuesday, weighed down by losses in Micron Technology and other chipmakers, amid growing doubts about the sustainability of the rally in artificial intelligence stocks.
Shares of chipmakers in Asia and the United States fell after Samsung Electronics' earnings report came in below investors' extremely high expectations.
According to preliminary data, the Standard & Poor's 500 index fell 34.07 points, or 0.45 percent, to close at 7503.36 points, while the Nasdaq Composite lost 1.19 percent, to close at 25811.10 points.
The Dow Jones Industrial Average fell 140.30 points, or 0.26 percent, to 52,915.61.
