come up with a plan and she got to her office, called her good friend the private detective named julius crone a federal agent first assigned to grace during her us district attorney days and one of the things, she was the first female district attorney and this was a major historical point and you have to look really really hard to find it anywhere. it is a major accomplishment. >> you can watch this and other programs online at booktv.org. >> sunday night on afterwards, chris hayes examines how the criminal justice system is dividing the country in his book a colony in the nation. mister hayes is interviewed by elizabeth hinton. >> seems like ferguson is an anchor in the book. i'm wondering how your experience reporting there illuminated what you are talking about growing up in the bronx in the 80s. >> the thing about ferguson if you grow up in a city, in the bronx you have this conception of cities as think tanks leading cities there are racial frictions, bad neighborhoods and good neighborhoods, all kinds of loaded ways in which police communities differently, loaded ways people sit atop e