The new documentary 'To End All War: Oppenheimer and the Atomic Bomb,' looks at physicist J. Robert Oppenheimer and the weapon that changed the world. “To End All War: Oppenheimer & The Atomic Bomb” airs Sunday, July 9th at 10pm ET on MSNBC and is streaming on Peacock. Chris Cassel and Kai Bird discuss. » Subscribe to MSNBC: on.msnbc.com/SubscribeTomsnbc Follow MSNBC Show Blogs MaddowBlog: msnbc.com/maddowblog ReidOut Blog: msnbc.com/reidoutblog 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, 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: on.msnbc.com/Readmsnbc Sub...