A trader works on the floor of the New York Stock Exchange (NYSE) in New York. (Photographer: Michael Nagle/Bloomberg)

Stocks Drop Below Key Support Level as Trade Angst Grows: Chart

Stocks Drop Below Key Support Level as Trade Angst Grows: Chart

(Bloomberg) -- The S&P 500 Index is sinking back below its 100-day moving average after investor unease over a potential trade war with China and continued fallout from Facebook Inc.’s data debacle triggered the latest swoon. The benchmark for U.S. equities has rarely dipped below that line in recent years. It traded at a record high above it just eight weeks ago.

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