Wall St ends near lows

U.S. stocks closed near their session lows.
Dow Jones Industrial Average fell 225.47 points, or 1.47 per cent, to close at 15,112.19.
S&P 500 dropped 24.07 points, or 1.43 per cent to 1,661.32.
All key S&P sectors closed firmly in negative territory, led by techs and consumer discretionary.
Nasdaq composite fell 63.16 points, or 1.72 per cent at 3,606.12.