Donald Trump's lawyers filed a lawsuit in an attempt to stop his accountants at Mazar from releasing his financial records to the House Oversight Committee:
On Fox News Monday morning, legal analyst Andrew Napolitano had some bad news for Donald Trump.
NAPOLITANO: The complaint actually asks the court to second guess Congress’s motivation and courts are reluctant to do that because the courts and the Congress are equal branches of government and don’t get in the business of second-guessing the motivation of either.
Congress will have to state for what purpose they want this. It is a low threshold. They once investigated the contents of Roger Clemens’ urine. What the heck congressional purpose was that? And that was upheld! Once they state something even related to a congressional purpose the court, I think, will allow this to go through.
But for Trump this "file a lawsuit" thing is just standard operating procedure, and House Oversight Chairman Elijah Cummings knows it: