>> that's a great point. in this day and age when there's so many younger candidates and younger voters are the heartbeat of the democratic party right now in many ways and since trump they have become more activated, do you want to talk about what's in a candidate's past? in the case of warren, it makes sense. she lived the life she's describing of people she's trying to help. she came from a family -- she talked about being on the ragged edge of the middle class. she was a single mother for a period of time. she knows what she's talking about in terms of how people on lower rung of the economic spectrum suffer. she's got credibility there. she was invoking history that informs what the democratic party has been and perhaps can be again. she was talking about labor unions which have become less fashionable and have dropped in power over the past many decades. they used to be the heart and soul of the democratic party. we see union members voting overwhelmingly for donald trump in 2016. she's trying to say, the history