The Dow Jones Industrial Average opened down 64.97 points, or 0.16%, at 41,776.66 points on March 18 (Tuesday);
The S&P 500 opened down 23.85 points, or 0.42%, at 5,651.28 points on March 18 (Tuesday);
The Nasdaq Composite opened down 144.55 points, or 0.81%, at 17,664.12 points on March 18 (Tuesday).