Trump informed lawmakers of his "Spinal Tap" approach to constitutional law three years ago, but current events make it more ominous in the retelling. Asked what he would do to protect the Constitution's Article I powers -- the powers of Congress -- he reportedly responded, "I want to protect Article I, Article II, Article XII."
We now know he had no intention of protecting Article I, and we have a good idea what must be in those five unwritten articles that exist only in the president's imagination:
Article IX gives Trump the power to ignore congressional subpoenas and to block witnesses from testifying.