(Bloomberg) European stocks tumbled, poised for their biggest plunge in decades, after the U.K. voted to leave the European Union, putting an end to investor optimism that pushed equities up for five straight days.
The Stoxx Europe 600 Index sank 7.9 percent at 8:55 a.m. in London, joining a global market selloff as 52 percent of U.K. voters opted to leave the EU. Prime Minister David Cameron said there needs to be a new leader in place by October. The FTSE 100 Index tumbled 4.9 percent, heading for the biggest losses since 2009, while the pound plunged.