 "Traders work on the floor of the New York Stock Exchange")
US stocks opened lower on Monday after crude oil prices resumed their slide as output from Iraq hit record levels.
The Dow Jones industrial average fell 49.2 points, or 0.31 percent, to 16,044.31; the S&P 500 dropped 4.27 points, or 0.22 percent, to 1,902.63 and the Nasdaq Composite index shed 16.41 points, or 0.36 percent, to 4,574.77.
