President Donald Trump says he is nominating national security adviser Mike Waltz as United Nations ambassador while ...

President Donald Trump's outgoing national security adviser Mike Waltz was photographed using Signal on his phone during ...

Donald Trump appointed Mike Waltz to be the next U.S. ambassador to the United Nations after stripping him of his original ...

The national security adviser infamously added The Atlantic's Jeffrey Goldberg to a Signal group chat discussing Yemen attack ...

The fired national security adviser engaged in intense coordination with Israeli Prime Minister Benjamin Netanyahu about ...

Donald Trump said that his national security adviser, Michael Waltz, would be departing that post and will be his nominee to ...

Mike Waltz is out as President Donald Trump's national security adviser and is instead his new nominee for ambassador to the ...

Welcome to the online version of From the Politics Desk, an evening newsletter that brings you the NBC News Politics team’s ...

The Trump adviser responsible for the Signal group chat that became a national security scandal is being replaced and ...

Mike Waltz is expected to be ousted from his role as Donald Trump's national security adviser amid the fallout over ‘The ...

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

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