https://www.cnbc.com/2018/04/13/facebook-ceo-mark-zuckerberg-asked-to-testify-in-front-of-eu.html >Facebook CEO Mark Zuckerberg should testify in person in front of European lawmakers to show that he understands the sensitivities of privacy in the region, a top European Union official told CNBC Friday. >Vera Jourova, the European commissioner for justice, consumers and gender equality, renewed calls for Zuckerberg to appear in Europe, following his two-day questioning in front of lawmakers in Congress.