U.S. EPA Administrator Andrew Wheeler is accustomed to attacks from environmentalists, but attacks by farmers over the agency’s small refinery exemptions (SREs) from the ethanol blend requirement has exposed the soft underbelly of the Trump administration. The number of waivers has increased under this presidency at the same time the rural vote is considered a key to the 2020 battle for the White House. Sensing the problem, President Trump has reportedly ordered his troops to find a way to placate farmers. Earlier analysis by the Food and Agriculture Policy Research Institute indicated that the waivers could cause the domestic ethanol industry to lose 4.6 billion gallons in demand with a value of almost $20 billion over six years; th...