>> yes. >> which is a different dynamic than the fight among progressives potentially with elizabeth warren. what's the strategy going in? i remember watching him next to hillary clinton, he gets testy sometimes. >> he's passionate. he is a passionate person. >> he is indeed. i will absolutely give you that. but, i mean, what is the -- what is the thinking behind the scenes about how he needs to come across to voters tonight? >> listen, there is a theories of change that bernie sanders believes in which is that when you build movements and the people get involved in the process things can change. how did amazon workers get a living wage increase to $15 an hour? how did disney workers get an increase to $15 an hour? he has been fighting building political pressure for this. how is he funding his campaign, bernie sanders? grassroots donations because he isn't going to be bought and paid for by corporate executives. when you look at other candidates how are they being funded? how are their campaigns being funded? we saw joe biden going g. into a room of wealthy donors and say