To gain an edge, this is what you need to know today.Stock Market At ResistancePlease click here for an enlarged chart of SPDR S&P 500 ETF Trust SPY which represents the benchmark stock market index S&P 500 (SPX).Note the following:The chart shows that the stock market touched the low band of the support zone during the carry trade related drop.The chart shows that the stock market has aggressively rebounded after touching the low band of the support zone.The chart shows that the stock market is now touchin ...