Wall Street close: Benchmarks suffer losses partly due to trade deal pessimism

DOW JONES UNOFFICIALLY CLOSES DOWN 121.49 POINTS, OR 0.43% , AT 27,812.53

S&P 500 UNOFFICIALLY CLOSES DOWN 13.22 POINTS, OR 0.42% , AT 3,106.96

NASDAQ UNOFFICIALLY CLOSES DOWN 49.41 POINTS, OR 0.58% , AT 8,521.24

More to come...