President Trump announced on Truth Social that Secretary of State Marco Rubio will also serve as National Security Adviser for the interim and that he is nominating Mike Waltz for U.S. Ambassador to the United Nations. NBC News' Garrett Haake reports more from the White House. Staff Writer at The Atlantic Michael Scherer, founder & CEO of Independent Veterans of America Paul Rieckhoff and Punchbowl News co-founder Jake Sherman join Katy Tur to weigh in. For more context and news coverage of the