Some clues as to what might be happening to the overall trend.
http://stockcharts.com/c-sc/sc?s=$SPX&p=W&yr=20&mn=6&dy=0&i=p48875020502&a=340956815&r=5880.png
Not much weakness showing YET BUT...............a warning shot has been given. Good trading, holding etc.
mss
The chart is my work using StockCharts paid for platform.
