Wall Street markets fell in early trade Tuesday, as investors dumped oilfield stocks after a further decline in crude prices.
Around mid-day in New York, the Dow Jones Industrial Average fell 0.72 percent to 17,385.03 points.
The broad-based S&P 500 dropped 1.32 percent to 1,992.67 points, while the tech-rich Nasdaq Composite gave up 0.51 percent to stand at 4,610.54