The Ames Iowa Straw Poll was held on August 13th. While the poll is not binding in any way, it is the first poll of the campaign. The winner in the poll was Michelle Bachmann

The results:

Michell Bachmann 4,832 28.5%
Ron Paul 4,671 27,6%
Tim Pawlenty 2,293 13.6%
Rick Santorum 1,657 9.8%
Herman Cain 1,456 8.6%
Mitt Romney 567 3.3%
John Huntsman 69 .4%
Thaddeus McCotter 35 .2%