SIOUX FALLS, SD – Today, the Renewable Fuels Association, the American Coalition for Ethanol, the National Corn Growers Association and the National Farmers Union, working together as the Biofuels Coalition, filed their response brief in the Supreme Court case HollyFrontier Cheyenne Refining, LLC, et al., v. Renewable Fuels Association, et al. In the brief, the coalition argues in support of the challenged…