'I don't regret saying that we should investigate claims of someone who, frankly, was a well-respected British intelligence officer,' Rep. Schiff said.

In a bizarre screed, Fauci told MSNBC's Chuck Todd that those who disagree with him are actually disagreeing with science.

As millions of Texans sit without power due to a historic winter storm, MSNBC's Chuck Todd is more worried about mask-wearing.