WATCH: COVID313 Community Coalition Virtual Town Hall Live

President-elect Joe Biden on Wednesday urged national unity during this holiday season as President Trump erased the criminal conviction of his former national security adviser, Michael Flynn, for lying to the FBI during the Russian investigation. White House correspondent Yamiche Alcindor joins Judy Woodruff to discuss.

President Donald Trump on Wednesday pardoned his former national security adviser, Michael Flynn, for lying to the FBI about his conversations with the Russian ambassador. Devlin Barrett, of the Washington Post, joins Judy Woodruff to discuss the circumstances surrounding Flynn's conviction and pardon.

President-elect Joe Biden made news this week when he announced key members of his national security team. But missing from that lineup is his choice for secretary of national defense. Nick Schifrin joins Judy Woodruff for a breakdown of the transition and a look at one leading candidate for the nomination.