Waltz's deputy, Alex Wong, who was also ousted this week, reportedly remains at the National Security Council.

Waltz was at the center of the Signal chat controversy, in which a journalist was accidentally included in a discussion of ...

More than a month after he drew criticism for using Signal to discuss an impending military attack, Waltz was seen using what ...

President Donald Trump's outgoing national security adviser Mike Waltz was photographed peaking at his phone under the table ...

Trump said he's nominating Michael Waltz to be ambassador to the United Nations, while Secretary of State Marco Rubio will ...

National security adviser Mike Waltz is leaving his White House post, although soon after reports about his departure were ...

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

Waltz was among high-ranking members of the administration who accidentally shared plans about a forthcoming U.S. military ...

Trump tapped Waltz to be the next UN ambassador and said Secretary of State Marco Rubio will serve as interim national ...

Mike Waltz will be nominated as U.S. ambassador to the U.N., while Secretary of State Marco Rubio will take on the added role ...

P resident Donald Trump is replacing his National Security Adviser, Mike Waltz, and nominating him to be Ambassador to the ...