Many books have been written about Donald Trump’s presidency, but one book is being called the most comprehensive and detailed account of his four years inside the White House. Co-author and New York Times Chief White House Correspondent Peter Baker joins Mehdi to talk about his new book, “The Divider: Trump in the White House, 2017 to 2021.”» Subscribe to MSNBC: http://on.msnbc.com/SubscribeTomsnbc Follow the MSNBC Midterms Elections guide to the important races across the United States as Americans prepare to cast their votes. Countdown to the Midterms: https://on.msnbc.com/3KlULq8 Follow MSNBC Show Blogs MaddowBlog: https://www.msnbc.com/maddowblogReidOut Blog: https://www.msnbc.com/reidoutblogMSNBC 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, The Beat with Ari Melber, Deadline: White House, The ReidOut, All In, Last Word, 11th Hour, and Alex Wagner who brings her breadth of reporting experience to MSNBC primetime. Watch “Alex Wagner Tonight” Tuesday through Friday at 9pm Eastern. Connect with MSNBC Online Visit msnbc.com: http://on.msnbc.com/ReadmsnbcSubscribe to the MSNBC Daily Newsletter: MSNBC.com/NewslettersYouTubeFind MSNBC on Facebook: http://on.msnbc.com/LikemsnbcFollow MSNBC on Twitter: http://on.msnbc.com/FollowmsnbcFollow MSNBC on Instagram: http://on.msnbc.com/Instamsnbc#msnbc #trump #whitehouse