"If you knew in 2015 that Cambridge Analytica was using the information of Professor Kogan, why did Facebook not ban Cambridge in 2015?"
"Speak for a moment about automated bots that spread disinformation. What are you doing to punish those who exploit your platform in that regard?"
"How many accounts of this type have you taken down?"
"We have seen how foreign actors are abusing social media platforms like Facebook to interfere in elections and take millions of Americans' personal information without their knowledge."
"Mr. Zuckerberg, you have a real opportunity this afternoon to lead the industry and demonstrate a meaningful commitment to protecting individual privacy."
"But the people have to know. If my State is notified, I better see that they do something about it."
"But it was never made public, Mr. Johnson."
"I don't understand. You learned about this in August. You did a number of specific things."
"I think Senator Rubio hit the nail on the head, and I'll tell you what surprises me."
"Not sufficiently in any way, shape, or form to know that there was a major active measure going on."
"How often does that happen?"