Wall Street falls as Grexit fears grow, volatility spikes

U.S. stocks extended their losses in heavy trading on Monday, adding to a global selloff, after a collapse in Greek bailout talks intensified fears that the country could be the first to exit the euro zone.

Wall Street falls as Grexit fears grow, volatility spikes source: http://finance.yahoo.com/news/wall-street-falls-greek-crisis-140412475.html