Stocks Plunge As European Debt Crisis IntensifiesU.S. stocks dropped last Friday amid fresh worries that Greece may default on its debt, tipping the global economy back to recession.SaveMark Us Preferred on GooglePrintFrank Yu9/11/2011|Updated: 10/1/2015NEWS ANALYSIS We had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.