New reporting on how candidates are preparing for debate

As Kamala Harris and Donald Trump are getting ready for their first debate, NBC News has new reporting on how both of the candidates are preparing. And critics are blasting a new Trump statement, warning he plans to prosecute his political enemies. NBC News’ Aaron Gilchrist has more. » Subscribe to NBC News: » Watch more NBC video: NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News Digital features , , , Nightly News, Meet the Press, Dateline, and the existing apps and digital extensions of these respective properties. We deliver the best in breaking news, live video coverage, original journalism and segments from your favorite NBC News Shows. Connect with NBC News Online! NBC News App: Breaking News Alerts: