https://www.reuters.com/article/us-facebook-cambridge-analytica-germany/germany-summons-facebook-over-user-data-safety-concerns-report-idUSKBN1GY006 >Germany's justice minister Katarina Barley has asked Facebook to clarify whether the personal data of the social media site's 30 million users in the country were protected from unlawful use by third parties, according to a report in the Funke group of German regional newspapers.