on these apparently hacked e-mails from her campaign chairman, that were then posted on wikileaks. so he's going to be launching a number of sort of grenades her way on that. but, anderson, i think the thing to watch for is whether donald trump can really keep his focus trained on clinton at this rally or if we hear him going off again against members of his own party. this is something that has made republicans feel very nervous. they feel he could have a negative impact on their chances of keeping control of the house and the senate and that's what we're watching for tonight. >> he appeared in texas earlier, but he was very prolific on twitter today, even by his own standards. some of it, as you said, was directed against republicans. >> reporter: a lot of it was directed at republicans. donald trump went after paul ryan were hard. of course, house speaker paul ryan said he was no longer going to be out there defending donald trump. he also went after john mccain, who has rescinded his endorsement of donald trump, and essentially said he's disappointed in what he perceives as disloyalty from the republican party. the trump campaign insists that