https://www.cnbc.com/2019/01/23/facebooks-sandberg-says-zuckerberg-should-remain-ceo-chairman.html

Facebook's operations chief said the world's largest social network needed to earn back public trust and was investing billions of dollars a year to improve the security of its network.

Chief Operating Officer Sheryl Sandberg also said on the sidelines of the World Economic Forum in Davos that the group's founder, Mark Zuckerberg, should remain its chief executive and chairman.