First Squawk (X): SP500 unofficially closes down 73.10 points, or 1.21 percent, at 5,972.16

First Squawk (X): SP500 unofficially closes down 73.10 points, or 1.21 percent, at 5,972.16
NASDAQ unofficially closes down 279.59 points, or 1.42 percent, at 19,382.90
DOW JONES unofficially closes down 815.31 points, or 1.90%, at 42,152.31