sam kai lylie reporting for us. north korea now saying the door is open for dialogue. it follows a meeting for the delegation that attended the closing ceremonies of the olympic games. south korean president moon did say both sides need to lower their threshold for talking. the north has said, we will see if pyongyang's message that it is willing to hold talks represents the first steps along the path at denuclearization, closed quote. coming up, a major blow to president trump by the u.s. supreme court will not hear the trump administration's bid to end the daca program. what this means for the roughly 700,000 daca participants. that and more when we come back. run,