Cory Adams - the Republican chairman of Story County in Iowa – endorsed the Texas congressman's presidential bid at a campaign event in Ames, Iowa.

That's significant for a few reasons. Ames is the largest city in Story County, home to over 50,000 residents. And it is in this city that a widely-watched showdown between the GOP presidential candidates will play out on August 13. The Ames Straw Poll will test the candidates' popularity and could be a sign of their electability. ...