nomination, then that makes iowa caucuses less meaningful, less relevant, or they fear it will be. as a selector of the american candidate. look how much attention we're giving it now if it's not a determiner of the nominee. you can imagine what they are worried about. >> and you point out, there are oes only three ways out of town. how many candidates do you think are likely to be standing after tonight? >> you know, it sort of depends on how poorly the bottom tier candidates do. unless somebody does absolutely abismally. i would be surprised that they would bou out tonight. but what you are more likely to see, i think, is somebody saying in the next few days that they've decided to endorse