Mid-Morning Market Update: Markets Tumble, F5 Networks Cuts View

Following the market opening Friday, the Dow traded down 0.89 percent to 14,475.45 while the NASDAQ dropped 1.40 percent to 3,179.67. The S&P also fell, declining 1.08 percent to 1,543.10. Index Technicals: The S&P 500 found support at 1,550 yesterday, and opened lower to test the 1,540 level today. The MACD divergences