The rabbit hole is getting ever deeper for the embattled IRS. Last Friday, Lois Lerner of the IRS tax-exempt-organizations division, issued an apology for the targeting of conservative groups in the screening process for 501c(4) tax-exempt status. She also claimed then that only low-level employees in a Cincinnati office had been guilty of singling out groups containing the words “tea party” or “patriot.” However, a report reviewed by both The Wall Street Journal and Reuters has indicated that the questions of who initiated the practice and how the conservative groups were targeted are more complicated than previously thought. The report...