Donald Trump and his allies are attacking Chairman of the Joint Chiefs of Staff Mark Milley for alleged "treason" after a new book revealed Milley feared for Trump’s mental capacity in his finals days in office and reassured his Chinese counterpart Trump would not attack China. (This interview is from MSNBC’s “The Beat with Ari Melber, a news show covering politics, law and culture airing nightly at 6pm ET on MSNBC. http://www.thebeatwithari.com). https://www.msnbc.com/the-beat-with-ari/watch/supporters-general-defended-democracy-from-trump-amid-big-lie-push-120972357724 » Subscribe to MSNBC: http://on.msnbc.com/SubscribeTomsnbc MSNBC delivers breaking news, in-depth analysis of politics headlines, as well as commentary and informed perspectives. Find video clips and segments from The Rachel Maddow Show, Morning Joe, Meet the Press Daily, The Beat with Ari Melber, Deadline: White House with Nicolle Wallace, The ReidOut, All In, Last Word, 11th Hour, and more. Connect with MSNBC Online Visit msnbc.com: http://on.msnbc.com/Readmsnbc Subscribe to MSNBC Newsletter: http://http://MSNBC.com/NewslettersYo... Find MSNBC on Facebook: http://on.msnbc.com/Likemsnbc Follow MSNBC on Twitter: http://on.msnbc.com/Followmsnbc Follow MSNBC on Instagram: http://on.msnbc.com/Instamsnbc #MSNBC #Trump #GeneralMilley