LONDON, ENGLAND - SEPTEMBER 05:  A general view of Deutsche Bank on September 5, 2011 in London, England. Shares at Deutsche Bank fell by nearly 9 per cent today after news emerged that it was one of several banks currently being examined by the Serious Fraud Office, to determine whether financial institutions fraudulently misrepresented asset backed securities deals to clients in the UK.  (Photo by Dan Kitwood/Getty Images)