incredible rivalry that built america's first subway and his first book sub for how the brilliant, bombastric roger ailes built fox news - and divided a country. in it the new york magazine contributing editor provides an intimate and detailed look at the life of the former nixon white house member who started "fox news" channel. this program is about an hour. >> host: boston, new york and the incredible rivalry that built america's first subway congratulations on your new book it's generating a lot of interest. what is particularly in stressing to me covering the news media and fox for many years and also because i was on the "fox news" program about the media so i want to ask you first of all what attracted you to writing a book about roger ailes? >> guest: it's a great question and thanks for having me. i bet that covered the media for a decade and i've been fascinated by the intersection of media and politics. i cover "the new york times" the "washington post" cnn and "msnbc" and i wanted to do a book about the history of "fox news" that revolutionized cable news is the most dominate cable news netwo