Bret tonight we take a look at what Iowa Caucus history and demographics tell us about what could happen at the this evenings meetings all across the state. My Colleague Bill Hemmer is at the Touch Screen this evening. His home for the night. Good evening, bill. Everything getting warmed up yet . Bill there sure is. A couple more cylinders in it this time and see how she drives down the road. Breakfast 2016 grant it 8 years ago. Best comparison drawing. Ted cruz in blew, Donald Trump in red. That year Marco Rubio in the light blue. So you see the map behind me, right . Sometimes you look at iowa and you think 99 counties. Severing on a grid. Where do i put my is . Think about this. Marco rubio did best in counties that have a lot of people for iowa and they also did best in towns that have universities, college towns. This is where we are in des moines. Thats polk county. Rubio was a winner there. To the west here more is you Bar Ban dallas county