A personal tragedy reopens old wounds for the Mullen family. Speaker Dreyer pushes for a change in leadership. Sheila testifies before Congress.

Cast: Robert De Niro, Angela Bassett, Jesse Plemons, Lizzy Caplan, Connie Britton, Joan Allen, Matthew Modine, Bill Camp, Dan Stevens, McKinley Belcher III, Cuyle Carvin, Gaby Hoffmann