After “playing footsie” with big oil companies, the U.S. Environmental Protection Agency has a “public relations problem” with Iowa ethanol industry leaders and farmers, U.S. Sen. Chuck Grassley said Tuesday. EPA Administrator Andrew Wheeler said Monday that he ‘guarantees’ the changes the agency proposes making to the RFS will ensure 15 billion gallons of ethanol are blended into the nation’s fuel supply. (Des Moines Register)