'Fox News Sunday' on December 5, 2021

Sen. Joni Ernst, R-Iowa, and former under Secretary of Defense for policy Michèle Flournoy discuss possible actions to take if Russia invades Ukraine. This is a rush transcript of "Fox News Sunday" on December 5, 2021. This copy may not be in its final form and may be updated. President Biden and Russia's Vladimir Putin will hold a superpower phone JOE BIDEN, PRESIDENT OF THE UNITED STATES: I don't accept anybody's red We'll discuss the standoff with Senate Armed Services Committee member Joni Just how much of a threat is China? We'll talk about how to keep law and order in space with the vice chief of So, we need to be ready. U.S. faces around the world.