President Trump told Congress that negotiations for a Ukraine ceasefire have resumed following last week's tense Oval Office meeting with Ukraine's president. National Security Adviser Mike Waltz joins "CBS Mornings" to discuss the latest developments.

National security advisor Mike Waltz told CNN on Sunday the U.S. does "not see Ukraine being a member of NATO." MIKE WALTZ, U.S. NATIONAL SECURITY ADVISOR: Well, the president took calls from Prime Minister Starmer yesterday.

I think if we can nail down these negotiations and move towards these negotiations, and in fact, put some confidence-building measures on the table, then the president will take a hard look at lifting this pause,

How Trump’s halt on Ukraine aid could reshape the war. European leaders are set to meet in Brussels today to discuss how to support Ukraine and strengthen their own military cap

President Donald Trump will consider restoring aid to Ukraine if peace talks are arranged and confidence-building measures are taken, White House national security adviser Mike Waltz said on Wednesday.