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Continue to ChatWalker quizzed about Renewable Fuels Standard https://www.radioiowa.com/2015/08/27/walker-pressed-on-rfs-epa-approach-on-ethanol/
Walker quizzed about Renewable Fuels Standard https://www.radioiowa.com/2015/08/27/walker-pressed-on-rfs-epa-approach-on-ethanol/