Wall St. tumbles on global growth worries, J&J decline

The S&P 600small cap index confirmed it was in a bear market after closing 20.05 percent below its Aug. 31 peak, falling 1.6 percent on the day.The Johnson & Johnsonreport, which the company has disputed, sent its shares tumbling 10 percent in heavy volume, making it the biggest weight from a single stock on the S&P 500 and the Dow Industrials.Investors focused on global growth concerns and worried about U.S. growth after China reported weak monthly retail sales growth and industrial