US STOCKS-Wall St falls on tech outlook worries By: Reuters: Company News July 29, 2010 at 17:06 PM EDT * Indexes down: Dow 0.3 pct, S&P 0.4 pct, Nasdaq 0.6 pct Read More >> Related Stocks: Colgate-Palmolive Exxon Mobil Kellogg Co NVIDIA Corp Symantec Corp