|Here's what it looks like from where I stand for TV live shots.|
The caucuses begin at 7pm Iowa time and we should have first results an hour and a half after that.
Behind the scenes, Iowa has an other-worldly feel to it at the moment.
For one, there's no escaping the campaign ads here. Candidates and PACs have covered the airwaves with their messages, trying to win over caucus-goers.