Kennedy family brushes off RFK Jr.’s campaign as they endorse Biden CNN 0 156 04.19 03:58 https://www.youtube.com/watch?v=lnKuevEYACw + 12 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 14 Kennedy family brushes off RFK Jr.’s campaign as they endorse Biden