US STOCKS-Wall St tumbles 1 pct on rising Korean tensions By: Reuters: Company News November 23, 2010 at 10:45 AM EST * N. Korea attack rattles global markets, sinks commods Read More >> Related Stocks: Campbell Soup Computer Sciences HSBC Holdings Plc ADR Hewlett-Packard Hormel Foods Posco Holdings Inc ADR South Korea Ishares MSCI ETF Standard & Poors 500