US STOCKS-Wall St selloff continues on global economy worry By: Reuters: Company News October 15, 2014 at 11:21 AM EDT * Indexes off: Dow 1.2 pct, S&P 1.2 pct, Nasdaq 0.98 pct (Updates to late morning) Read More >> Related Stocks: AbbVie Bank of America KeyCorp Nxp Semiconductors Shire Plc Ads Southwestern Energy