>> hewitt, you and i have talked about this, what trump is doing on the right, in some ways, sanders is doing on the left. >> sure. he's exciting people who haven't previously been excited. a year ago i thought she was going to be the prohibitive favorite. now i fear joe biden will get in because it will be harder for my republican candidate to beat -- >> thank you so much. really appreciate it. don't miss your first chance to see the democratic presidential debates on one stage at the cnn facebook democratic debate. coverage starts tomorrow at 8:30 p.m. eastern. anderson cooper will be the moderator. you can weigh in on the conversation using #demdebate. september 11th, 2012, the events of that date will haunt the rest of hillary clinton's political future no matter what happens here in vegas tomorrow. but now a bombshell revelation. one man fired from the republican-led committee charged with investigating that day says the panel seemed to change and hyper focus on hillary clinton. he does not exonerate her. but he does say there are issues