Facebook CEO Mark Zuckerberg is seen through reflective glass as he sits in the office of Senator Bill Nelson (D-FL) while he waits for a meeting 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)
