https://www.cnbc.com/2018/04/11/watch-mark-zuckerbergs-second-day-of-testimony-before-congress.html >Mark Zuckerberg is testifying before the House Energy and Commerce Committee Wednesday in the second day of congressional hearings for the Facebook founder and CEO. >He appeared at a joint hearing of the Senate Judiciary and Commerce committees Tuesday. You can read CNBC's coverage of that hearing at the links below: