Wall St ends lower ahead of April jobs data

The Dow Jones Industrial Average closed down 61.98 points, or 0.47 per cent at 13,206.59.
S&P 500 index dropped 10.74 points, or 0.77 per cent to 1,391.57.
Most key S&P sectors ended in the red, led by energy and materials shares, while consumer staples managed a small gain.
The Nasdaq fell 35.55 points, or 1.16 percent, to end at 3,024.30.