what mike vacarro said, if they get it through the house. let's say they have to moderate it. . let's say it's more money on the high-ff risk bill. you've got two different versions of the house. you have the house version and the senate version. they have something called the conference committee. they'll try to merge the bills. you have to get through the conference committee and then you have a merged bill. let's say the merged bill has more of the senate version than the house version. now you have a new problem, because guess what you have to do? you have to pass the house all over again. the merged bill, which is different than the bill that just passed the house yesterday, has to go through the house again. if it's a more moderate version of what passed the house yesterday, you have a problem in the republicans. remember the trouble they had getting it through the first time? you have to pass a newbill through the house again, and guess what, you're still not done. you have to go through the senate again. that mged bill would have to pass the senate. only when you get it

. >> i want to bring in mike vacarro back in. mike, there is a new e-mail out there that has added support to this bill. tell me about it. >> it's clear they're going backwards on this bill. they were hovering around 20, 21 republican no's, as we know. they could only afford to lose 22 republicans, but a wall against this latest proposal to halt a change of obamacare. the head of the house committee surprised everybody when he said he was going to vote against it. that's when the republicans knew they were in trouble. if you see people running back and forth behind me, it's because i'm standing between the speaker's chambers and the house of representatives. there's been a long meeting inside the speaker's office with many of the major players continuing to try to twist arms. what we do know is that fred upton another surprised no, billy long of missouri, a long-time trump supporter and supporter of repeal of the affordable care act, he, too, suddenly said he was going to vote against the republican effort. lo and behold, they are

nbc's mike vacarro is on capitol hill and pete williams is in our washington newsroom. let's start with you, mike. today one is detracting from that memo line. what if this tns out to be true? >> whe you sit or stand on the justin menage question, historically over the last couple years sort of a burr under their saddle, not indicative of where the rest of the congress is. i can tell you there is a lot of activity here on the senate side, the senate intelligence committee leading their investigation. they have just asked of jim comey to come up and testify in both closed and open session, and mark werner, one of the top democrats on the committee, telling us just an hour or so ago that he expects comey will comply with that. we have jason chaffetz on the republican side over here asking the white house for any kind of memos. he wants it for his oversight committee in the house of representatives. keep in mind, though, he's a republican. i have to say, katy, most rank and file republicans right now, and i spoke to a lot of them, or at least tried to coming out of their we