Go back and listen to Trump's description of the Dems' con job. He repeats it a few times. He describes how the Dems, led by Schumer all go into a room and lock the press outside, and just laugh at how they put this over on everyone.
Then consider that Feinstein has to be under a FISA warrant because of her China spy. FISA orders go two degrees deep. That's why they could spy on Trump with the GP FISA order.