Judy Woodruff:

Turkey's President Recep Tayyip Erdogan said today that he wouldn't agree to President Trump's request to declare a cease-fire in Northern Syria.

The political map of that area has been redrawn since the U.S. military began withdrawing in the last few days.

Nick Schifrin examines how one city, Manbij, represents how profound the consequences of that decision could be.