US STOCKS-Nasdaq hit as chip stocks fall; defensive sectors prop up Dow, S&P By: Reuters: Company News August 17, 2018 at 13:30 PM EDT * Indexes: Dow up 0.22 pct, S&P flat, Nasdaq down 0.29 pct (Changes comment, updates prices to early afternoon) Read More >> Related Stocks: Alphabet-A Amazon.com Apple Applied Materials Facebook NVIDIA Corp Netflix Tesla, Inc.