A fifth woman has come forward to accuse Roy S. Moore, the Republican Senate candidate in Alabama, of sexually assaulting her when she was a teenager. Mr. Moore has doubled down on claims of a Democratic conspiracy, while Mitch McConnell, the Senate majority leader, has said, “I believe the women.” And we look at how YouTube is being used to game the news. Guests: Sheryl Gay Stolberg, congressional correspondent for The New York Times; Kevin Roose, who writes about technology. For more information on today’s episode, visit nytimes.com/thedaily.