Marco Rubio was given an additional charge of the NSA, while Mike Waltz was announced as the US ambassador to the UN.

President Donald Trump said Thursday that National Security Adviser Mike Waltz will be the next US Ambassador to the UN. "I ...

National security adviser Mike Waltz drew criticism after unintentionally adding Atlantic editor Jeffrey Goldberg to a chat ...

President Trump announced that he is nominating Mike Waltz to be the U.S. Ambassador to the United Nations and that Secretary ...

President Donald Trump said Thursday that he’s naming Secretary of State Marco Rubio as acting national security adviser to ...

Donald Trump says he will be nominating Mike Waltz to be the next US Ambassador to the United Nations, and Marco Rubio will replace him as National Security Adviser while staying on as Secretary of ...

President Trump is tapping national security adviser Mike Waltz to be his ambassador to the United Nations following reports ...

President Trump announced a major shakeup in his national security team on Thursday, tapping Mike Waltz to be his United ...

Trump said that Secretary of State Marco Rubio would serve as interim national security advisor until a permanent replacement ...