UPDATE 1-Barclays must face U.S. fraud lawsuit tied to 'dark pool' probe
April 24, 2015 at 19:30 PM EDT
NEW YORK, April 24 (Reuters) - Barclays Plc failed to persuade a U.S. judge to dismiss a lawsuit accusing the British bank of defrauding shareholders about a private "dark pool" trading platform even as it was publicly pledging to clean up its corporate culture.