we must maintain deterrence, we agree with that. but we should not go around threatening the use of nuclear weapons. this goes very, very much counter to our own interests. >> secretary ernest muniz, thank you very much. it's always great to see you. >> thank you. good to see you. turning now to puerto rico. president trump's new threat to end u.s. aid to the storm-ravaged island, those people being american citizens. it's a u.s. territory. he said, we cannot keep fema, the military and the first responders, who have been amazing under the most difficult circumstances, in pr forever. quote, disaster before hurricanes. this is days before mike pence visited the island and said the administration would stick with puerto rico for as long as the recovery takes. >> we are with you today. we will be with you today. we will be with you every day until puerto rico rebuilds and