The IRS scandal was connected this week not just to the Washington office—that had been established—but to the office of the chief counsel.

That is a bombshell—such a big one that it managed to emerge in spite of an unfocused, frequently off-point congressional hearing in which some members seemed to have accidentally woken up in the middle of a committee room, some seemed unaware of the implications of what their investigators had uncovered, one pretended that the investigation should end if IRS workers couldn't say the president...