Face the Nation: Robert Lighthizer, Anthony Salvanto, Ed O'Keefe, Kelsey Snell, David French, Dan Balz, Edward Wong

Missed the second half of the show? The latest on U.S. trade rep hails USMCA, China deals as "most momentous day in trade history ever," CBS News poll: Americans remain divided on Trump impeachment, and political panelists break down the latest in the impeachment saga.