According to Odaily, the US stock market opened lower on Tuesday, August 20. The Dow Jones Industrial Average fell by 11.23 points, or 0.03%, to 40,885.30 points. The Nasdaq Composite Index decreased by 9.04 points, or 0.05%, to 17,867.733 points. Meanwhile, the S&P 500 Index dropped by 0.93 points, or 0.02%, to 5,607.32 points.