of these beasts all further fed by this new mccain controversy. let's be frank here. it's not as if the first time a veteran who entered politician saul his record besmimped as a campaign tactic with nairy a complaint from those of those belloing the loudest today. so the comments -- one has to wonder if mr. trump will continue to gaff his way to the top of the polls? brianna keilar joins me now. it seemed as though the republican establishment saw this as a moment to pound, an opportunity to stop the problem like donald. >> and they've been waiting for this. they think -- they say this moment has been inevitable they were waiting for it. they believe or are certainly hoping this is the beginning of the end for donald trump, and also his refusal to apologize for what he said about john