Wall St opens lower, dragged down by financials
Investors remained cautious and chose safer assets on mounting concerns of a prolonged slowdown in global economic growth
 "Wall St opens lower, dragged down by financials")
Wall Street opened lower on Tuesday, led by financial stocks, as investors remained cautious and chose safer assets on mounting concerns of a prolonged slowdown in global economic growth.
At 9:30 a.m. ET the Dow Jones industrial average was down 72.46 points, or 0.45 percent, at 15,954.59.
The S&P 500 was down 13.74 points, or 0.74 percent, at 1,839.7 and the Nasdaq Composite index was down 57.20 points, or 1.34 percent, at 4,226.55.