Raw materials companies led the U.S. stock market to slight declines on Monday. More signs of slowing economic growth in China sent prices for copper and other commodities lower. Trading was light as investors looked ahead to a much-anticipated Federal Reserve meeting later this week.
The Dow Jones industrial average fell 62.13 points, or 0.4 percent, to 16,370.96.
The Standard & Poor's 500 index slipped 8.02 points, or 0.4 percent, to close at 1,953.03.
The Nasdaq composite declined 16.58 points, or 0.3 percent, to 4,805.76.
For the year:
The Dow is down 1,452.11 points, or 8.2 percent.
The S&P 500 index is down 105.87 points, or 5.1 percent.
The Nasdaq is up 69.71 points, or 1.5 percent.