WATCH: Rachel Maddow Says MSNBC Won’t Broadcast ‘Untrue Things.’ That’s Untrue.

MSNBC host Rachel Maddow announced live on-air on Monday that she would not cut to President Donald Trump’s victory speech in the Iowa caucuses, explaining: “There is a cost to us as a news organization of knowingly broadcasting untrue things.” It’s a line Maddow has repeatedly used before to justify blackballing Trump, the frontrunner for