
Mark Warner @MarkWarner
It wasn’t too long ago that some of these companies weren’t even willing to show up in front of Congress and face these important questions. https://t.co/zdje0ovfTx — PolitiTweet.org
Mark Warner @MarkWarner
While we have an empty chair for @Google at today’s hearing, I’m encouraged that @Facebook and @Twitter have chosen… https://t.co/7XJfumiygg