A day after President Donald Trump walked out of a meeting with congressional Democrats, House Speaker Nancy Pelosi appeared emboldened by the fracas Thursday morning, capitalizing on the showdown to move past her party's growing divisions regarding the prospect of impeaching the president.

Things seem to be moving quickly now. It has been a remarkable few weeks in American history. Momentum is building toward uncovering the distasteful possibility that the targeting of a U.S. presidential campaign was actually a political operation, fostered at the highest levels of government.