Signalgate was the national security adviser’s most glaring mistake. But his problems ran deeper. After Michael Waltz, the ...

Former White House chief of staff Mark Meadows weighs in on President Donald Trump nominating national security advisor ...

A Reuters photographer captured an image of Michael Waltz’s phone screen during a White House cabinet meeting, a day before ...

Fired National Security Adviser Mike Waltz can‘t help but leak his Signal chats. Waltz, whose downfall was precipitated by ...

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

Mike Waltz, the national security adviser for President Donald Trump, is seen in photos using Signal during a Cabinet meeting ...

Waltz inadvertently added The Atlantic's editor-in-chief to a group thread discussing sensitive national security matters.

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

Mike Waltz, President Trump's national security advisor, is leaving the White House weeks after he accidentally added a ...

Mike Waltz has been nominated to serve as the next U.S. ambassador to the United Nations. In turn, there's renewed interest ...

Trump announced he will be ambassador to the United Nations after Fox News reported that Waltz and other staffers in the ...

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