pressure potentially. >> he could have said that more strongly today and we've not yet seen him play a leadership role in any piece of legislation. this could certainly be one of them. that would be the different dynamic. you're right, rebecca, some of the conservative house members may go along. he has sway with them. this is what the potential leadership is about here. but this is more of a challenge than people think. anything with immigration related to it never seems to get far. >> senator john cornyn of texas just told our manu raju up on capitol hill that any project for large-scale, comprehensive immigration reform would pretty much guarantee failure. he said, we've tried comprehensive for as long as i've been here. we've never succeeded because people have asked for a pathway to citizenship, for example, and we've just never been able to do that. that would be a mistake.