While Democratic potential candidates decided not to participate in the first-ever Iowa Ag Summit, the Republican representatives expressed their viewpoints freely. Part 1 covered the participants’ positions on the Renewable Fuel Standard, while part 2 reviewed their comments on EPA’s recent decisions on Waters of the U.S. The nine potential presidential candidates who came to Des Moines earlier this month for the Iowa Ag Summit were: New Jersey Governor Chris Christie, former Arkansas Governor Mike Huckabee, Florida Governor Jeb Bush, former Texas Governor Rick Perry, Texas Senator Ted Cruz, South Carolina Senator Lindsey Graham, former New York Governor George Pataki,...