Zuckerberg apologizes to families during Senate hearing CNN 0 142 02.01 02:43 https://www.youtube.com/watch?v=GCB-SQJLr9E + 9 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 10 Zuckerberg apologizes to families during Senate hearing