Lawyers

• Wikipedia to file lawsuit challenging mass surveillance by NSA

  Wikimedia Foundation, the nonprofit organization that runs free online encyclopedia Wikipedia, will file a lawsuit against the National Security Agency and the U.S. Department of Justice, challenging the government's mass surveillance program.

• Barclays gives information to U.S. precious metals probe

  Barclays has been providing information to an investigation into precious metals by the U.S. Department of Justice (DoJ), the bank said in its 2014 annual report on Tuesday, a week after a similar statement by HSBC.