Four-way tie in new Bloomberg News Hawkeye State poll.
Cain 20%
Paul 19%
Romney 18%
Gingrich 17%
Perry 7%
Bachmann 5%
Santorum 3%
Huntsman 1%
Conducted November 10-12. Margin of error 4.4 points.
Romney is the favorite to win in the state's caucuses now but Boston continues to smartly straddle the expectations game.
