I would look for Newt Gingrich to continue to drop in the polls and probably do worse in the actual caucus. He's been subject to negative advertising from Ron Paul and Mitt Romney. I think Rick Santorum will do better than expected and is moving up.
Rasmussen poll shows Romney leading 25%, Paul 20%, Gingrich 17% « Hot Air
Rasmussen poll shows Romney leading 25%, Paul 20%, Gingrich 17% « Hot Air