on middle class tax cut and higher taxes on the wealthy are pretty much the same as her husbands were in the 1990s, the rhetoric, the conversation, the fact that socialism and capitalism and the nature of our system is on the table is a very interesting intellectual development. it's not politically that significant, but interesting for those scoring at home. >> quick break here. thank you very much for joining us. coming up, one of the democratic candidates for president was not invited on to the debate stage tonight, but he will be invited on to this stage. professor lawrence will be joining us coming up. ♪ ♪ ♪