October highs expected resistance after completing the 3-month cycle breakout from July.
There is an expected pullback in the markets, and that pullback is dependant on the S&P 500.
To understand what might happen next week, it's best to read the US Weekly report
http://usindexweekly.blogspot.com/
A break of the Weekly 50% levels and first target will be the 3-week lows.