After the President incited a shocking attack against the Capitol, members of Congress made the unprecedented decision to impeach him a second time—during his last week in office. But as President-elect Joe Biden prepares to assume office, the threat of violence hovers over the Inauguration, and Washington seems girded for warfare. David Remnick talks with The New Yorker’s Washington correspondent Susan B. Glasser about the response from Congress, and with Luke Mogelson, who reported from inside the Capitol as it was stormed by the violent mob.