pretty tricky for male candidates to be on the same stage with women candidates. it can backfire in unexpected ways. you saw this with hillary clinton running for senate in new york. against a male opponent. trump said i'm not going to call her honey in a intervin intervi "the new york times." i think ben carson and donald trump is a pair to watch, as well. they started to get into it. ben carson backed off a little bit and there were questions back and forth about faith and if you look in the poll numbers, that's a lot of when's driving ben carson rising in the polls or voters in iowa, for example. that's a place where trump could run into trouble and carson also is gaining on trump pretty incredibly over the course of the past couple of weeks despite those attacks and that's, again, different from what you have seen with the other comments and for the rest of the field, i think the challenge is really to not make a major mistake, if they do, there are going to be a lot of donors saying i don't know that i want to do this anymore and people who risk