Because we all know what happened in the Iowa primaries in 2008, and what a big impact it had on the Presidential election:
Iowa 2008 Republican Primary results:
Mike Huckabee 40,841 votes (34.4%)
Mitt Romney 29,949 (25.2%)
Fred Thompson 15,904 (13.4%)
John McCain 15,559 (13.1%)
Ron Paul 11,817 (10.0%)
ADG