Jerrold Nadler actually said...

For more than 200 years, Congress has exercised its power under Article I of the Constitution to conduct oversight of the executive branch.

what they ultimately come down to is whether the President can shield himself from accountability to a co-equal branch of government.

This comes on the same day the Democratic House Committee leader claims we're in a constitutional crisis after his own committee voted on pa...

We are now in a constitutional crisis.