Stock markets crashed, oil prices tumbled and the pound fell to a 31-year low on Friday as Britain’s unprecedented vote to leave the European Union shocked investors and dragged the region, the world’s largest economic bloc, into a new era of uncertainty. U.S. stocks plunged in early trading Friday morning. Bonds and gold prices rose. The Dow Jones industrial average dropped 500 points, or 2.8 percent, to 17,515 in the first few minutes of trading Friday. Syncronex: Metered read more