European markets traded lower on the day, while Dow Jones industrial average stock futures traded 100 points lower – reversing early gains and pointing to a lower open for the blue-chip U.S. stock index.
Commodities weighed, with both crude and brent down about 2 percent and copper off nearly 2 percent. Shares of Glencore plunged more than 25 percent in London trade.
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August personal income data showed an increase of 0.3 percent in personal income and a 0.4 percent increase in consumer spending, roughly in-line with estimates.
Treasury yields trimmed losses, with the 10-year yield at 2.15 percent and the 2-year yield near 0.70 percent.
The U.S. dollar traded mildly higher, with the euro below $1.12 and the yen at 120.2 yen against the greenback.
August pending home sales data is due at 10:00 a.m. and the September Dallas Fed Survey at 10:30.
New York Fed President William Dudley said the central bank will likely raise rates this year, Dow Jones reported. He noted international events have created uncertainty about the U.S. outlook.
Chicago Fed President Charles Evans is also scheduled to speak later in the day.