8/21:RNC chair Reince Priebus; Clinton campaign manager Robby Mook; Sen. Jeff Sessions

RNC chair Reince Priebus; Clinton campaign manager Robby Mook; Sen. Jeff Sessions (R-Ala.); CBS News director Anthony Salvanto; journalists Ezra Klein, Ben Domenech, Amy Walter and Jennifer Jacobs; authors Michael Kranish and Marc Fisher.