MSNBC went full Nazi in a new ad, bizarrely linking conservatives Oliver North and G. Gordon Liddy to the Third Reich. The spot promoting host Lawrence O’Donnell began with text reading, “Straight to the heart of moral corruption.” Then, the liberal host lectured, “'We were just following orders' is a statement that is indelibly etched in our consciences as what we should never become. We are following orders is now and always has been the last line of defense for the indefensible here and around the world.” During his commentary, pictures of Iran-Contra figure North, as well as Watergate's Liddy...