'Flash crash' thrashes sterling; dollar slides on U.S. jobs data

By Richard Leong and Gertrude Chavez-Dreyfuss NEW YORK (Reuters) - Sterling plunged on Friday after what traders called a "flash crash" knocked the currency to a 31-year low, while the dollar slipped on news of unexpectedly weak U.S. jobs growth in September. "I think it’s a warning shot from the markets to the UK about what type of potential volatility in sterling we may see down the line," said Shahab Jalinoos, global head of FX strategy at Credit Suisse in New York. With the focus on st