Alva Review-Courier -

NEW YORK (AP) — An audit of Facebook's privacy practices for the Federal Trade Commission found no problems even though the company knew at the time that a data-mining firm improperly obtained private data from millions of users — raising questions about the usefulness of such audits.

Facebook agreed to outside audits every two years as part of a 2011 settlement with the FTC over its privacy practices. It is not clear from the report whether the company informed PricewaterhouseCoopers, which performed the audit, of the Cambridge Analytica data grab that would put Facebook in the crosshairs of...