Where is key near-term support?

With less than a week before the end of third quarter and historically the weakest month of the year, at least from a seasonal basis, key U.S. Indexes are once again reacting to geopolitical and macro driven news. So what are the key technical levels to watch for? Enclosed below are intra-day analyses of S&P 500 Index (SPX), Dow Jones Industrial Average (INDU), NASDAQ Composite (COMP) and Russell 2000 Index (RUT).