Will U.S. stocks lurch lower from here? Look to past ‘waterfalls’ for context https://t.co/FpEQxmuGe8 $SPY $QQQ $DJIA $DIA #stockmarket #investing #finance #stocks #gold #silver $SLV $TWTR $GLD $AAPL $TSLA $AMZN $NFLX $INTC $AMD #economy