zuckerberg. >> i think the real question as the internet becomes more important in people's lives is what is the right regulation, not whether there should be. >> and what would federal regulation of facebook look like? this is "mtp daily" and it starts right now. good evening. i'm katy tur in new york in for chuck todd. and we're watching two major developing stories. we're keeping a close eye on capitol hill where mark zuckerberg, founder and ceo of facebook, is more than two hours into a public grilling by dozens of senators over his company's imagining of users' personal data and how facebook may have been used in election meddling. coming up, we'll speak to senator amy klobuchar who participated in the questioning. but we begin with the big development in the russia investigation. as sources are telling nbc news, the president is furious after the fbi raided the office and hotel room of his personal lawyer michael cohen. the white house is now saying that the president believes...