U.S. Consumer Confidence Drops to Three-Decade Low Amid Economic Headwinds

``Confidence among U.S. consumers plunged in August to the lowest level since May 1980, adding to concern that weak employment gains and volatility in the stock market will prompt households to retrench. The Thomson Reuters/University of Michigan preliminary index of consumer sentiment slumped to 54.9 from 63.7 the prior month. The gauge was projected to decline to 62, according to the median forecast in a Bloomberg News survey. ''