John Avlon on the Polarization of MediaNO COMMON GROUNDOn ‘Real Time with Bill Maher,’ Daily Beast editor-in-chief John Avlon explains why it’s dangerous when media sources can’t even agree on the facts.The Daily Beast VideoJohn AvlonUpdated Apr. 13, 2017 3:44PM ET / Published Jun. 07, 2016 5:39PM ET Courtesy of HBO