affairs that were about to come out. they have been trying to dig into the issue. they've sent letters to individuals like mr. pecker. they've gotten resistance so they're moving to compel production of documents and testimony. but like all of these matters, the question is will they get cooperation. they've seen time and again resistance from the administration, which is why we're seeing a likely fight in the courts on all of these matters. now we'll see even more people potentially being fought in court so the democrats can ultimately get compliance. but a ratcheting up of the fight between the democrats and the white house over the investigations. >> it certainly is. thank you so much for the reporting. still to come, jill biden defends her husband after political activists argument him on civil rights. >> people know joe biden. they know his values and they know what he stands for and they didn't buy it. >> much more of cnn's exclusive