Fears of an escalating conflict in Syria rippled across financial markets on Tuesday, sinking stocks, lifting gold and pushing the price of oil to the highest in a year and a half. Oil surged 2.9 percent to $109.01 a barrel, the highest closing price since February 2012.
The Dow Jones industrial average lost 170.33 points, or 1.1 percent, to close at 14,776.13.
The Standard & Poor's 500 index declined 26.30 points, or 1.6 percent, to close at 1,630.48.
The Nasdaq composite was down 79.05 points, or 2.2 percent, to 3,578.52.
For the week:
The Dow is down 234.38 points, or 1.6 percent.
The S&P 500 is down 33.02 points, or 2 percent.
The Nasdaq has lost 79.27 points, or 2.2 percent.
For the year:
The Dow is up 1,671.99 points, or 12.8 percent.
The S&P 500 is up 204.29 points, or 14.3 percent.
The Nasdaq is up 559.01 points, or 18.5 percent.