Mark Zuckerberg walks towards an exit after his meeting with Senate Judiciary Committee Chairman Chuck Grassley (R-IA), whose committee will be part of a joint hearing on how Facebook handles user data, on Capitol Hill in Washington, U.S., April 9, 2018. Mark Zuckerberg swapped his trademark T-shirt and jeans for a dark suit and a purple tie on Monday as he met U.S. lawmakers to apologize for the social network's misuse of its members' data and to head off possible regulation. (Photo/Agencies)
