486 F.3d 430 HAWKEYE COMMODITY PROMOTIONS, INC., Plaintiff-Appellant,v.Thomas J. VILSACK, in his official capacity as Governor of the State of Iowa, Defendant,Thomas J. Miller, in his official capacity as the Attorney General of the State of Iowa; Kevin W. Techau, in his official capacity as the Commissioner of the Iowa Department of Public Safety, Defendants-Appellees,Iowa […]