US MARKETS & ECONOMY Technical Analysis MAJOR Sell Down "S&P 500". In this live "technical analysis" training video we'll cover the recent down move on the S&P 500 and how to trade it. Stocks Log Their Worst Drop Since June, Dow Falls 200 on the 25th anniversary of the "1987 crash" as "high frequency trading" robots hit the tape in a big way on missed earnings from bellwether stocks. Please like, share, subscribe & comment! . Follow us on Twitter. Find Us on Google +1. Join us on Linkedin. ...