Senator Steve Daines, who's leading the Republican effort, sounds optimistic about the GOP's chances, with tossup races in Montana, Ohio and Arizona. But what if Republicans nominate candidates like Matt Rosendale and Kari Lake, both of whom have lost statewide races in the recent past? Plus, if Democrats hold the Senate, would they nuke the legislative filibuster?

Learn more about your ad choices. Visit megaphone.fm/adchoices