Longtime Facebook executive to leave amid plans to pivot to privacy

Chief product officer Chris Cox, who helped create news feed feature, and Chris Daniels, who heads WhatsApp, to depart Facebook’s chief product officer and one of its earliest employees, Chris Cox, said on Thursday he was leaving the company, just days after its CEO, Mark Zuckerberg, revealed a plan to pivot the world’s biggest social network to an encryption-focused messaging company.Cox, one of Zuckerberg’s closest lieutenants and the head of Facebook, Instagram and WhatsApp