Hong Kong stocks tumbled nearly 5 percent on Friday (June 24), joining global market turmoil after Britons voted to leave the European Union. Hong Kong's Hang Seng index fell 4.7 percent, to 19,894.12 points, the lowest level in a month. The Hong Kong China Enterprises Index dropped 4.6 percent, to 8,382.86. James Valles reporting (BNO News)