has voters and republicans -- >> and here are the numbers to back up the juice. this is the president's approval rating among republicans. if you're a republican, maine is different than most of the country, so susan collins, you understand her vote. if you're a republican, there's the president, in the 80s still. it goes up or down a little bit, but essentially goes between 80% and 90% right there. so, the president speaks to republican voters, they listen. so if you're thom tillis, you think maybe that's not where i want to be. which gets me to the question, is this -- we saw it in the yemen vote, too, foreign policy question. a lot of members of congress sick of the civil war in yemen, sick of the united states support for the saudi-led coalition. so there's one vote where you lost some republicans. now you have the president's signature issue, immigration. is that it? they just happened to come up at the same time? or is there a broader disagreement and somebody, listening to jeb bush here, who came out on the losing end in 2016, says you know what, this is a president who hasn't balanced the budget, whose trade views are different from the party, there should be a challenger. >> i think someone should run just because republicans ought to be given a choice. it's hard to beat a sitting