Elizabeth Hofacre has turned out to be a gold mine to investigators of political corruption at the IRS. The Cincinnati-office specialist didn’t take kindly to having the entire mess dumped on the shoulders of her colleagues and herself, and has made it plain in depositions that this was no low-level innovation. The Hill became the latest media outlet to peruse the transcripts, and added a little more to the growing public record of the targeting effort’s genesis in Washington rather than Cincinnati: An IRS staffer in Cincinnati told congressional investigators that a Washington official was the driving force behind the...