missouri, one of 35 seats at steak in the midterms. mark preston joins us now live. mark, missouri key for republicans maintaining control of the senate, and also a place where president trump can make a positive difference? >> it certainly is a place where he can make a difference. that's why we're going to see him there tonight as well as see sean hannity from fox news as well as rush limbaugh, the very famous, the very boisterous talk radio show host. as we're talking about missouri, let's talk about the whole race as a whole as we're looking at it. right now, this is where we stand. we're at 49/51 right now, but this is the real number we're going to start the number on. 45/49. six seats are going to determine whether or not democrats take back control of the senate or republicans hold on to it. first, we go to missouri. we have claire mccaskill and josh hawley. this is a neck and neck race right now. what's interesting about this is when we talk about donald trump and his influence on elections, donald trump won missouri by 19 points in 2016.