tonight if you can believe it. you can watch it here on msnbc. and while every single one of the 23 people running to replace donald trump agree he shouldn't serve a second term, there's a question as to how exactly to beat him as mark points out in his "new york times" column, know one knows for sure after a paradigm shifting election in 2016 the conventional rules are out the window, quote, up close the early race for the democratic nomination can resemble a mass reconnaissance process with the troops scouting an electorate that their party misunderstood the last time around. how do you run for president in 2019? what are the rules, what should you say and who's listening. at the best, campaigns can be sprawling idea labs. joining our conversation, author of a brand new book, the death of politics, which we'll talk