On Capital Tonight: Big news from Washington, DC. Former National Security Adviser Michael Flynn pleads guilty to lying to the FBI amid the ongoing Russia investigation. The US Senate takes votes on its tax reform plan. Sen. Thom Tillis speaks out on the plan. The Bow Tie Caucus convenes to wrap up the week in politics. Political commentator Joe Stewart and freelance reporter Bryan Anderson with the Raleigh News & Observer join Tim Boyum.