Mark Zuckerberg takes an elevator towards an exit after spending the day meeting with senators in the Hart Senate Office Building 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)
