The Trump administration ousted national security advisor Mike Waltz and other staffers with the National Security Council, Fox News Digital confirmed.

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

A photo taken this week showed Mike Waltz using an app that looks like—but is not—Signal to communicate with top officials. "I don't even know where to start with this," says one expert.

Donald Trump appointed Mike Waltz to be the next U.S. ambassador to the United Nations after stripping him of his original title as the White House national security adviser ...

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

The president says Waltz, who started the leaked Signal chat, will be nominated as US ambassador to the UN and be temporarily replaced by Secretary of State Marco Rubio.

President Donald Trump has removed Mike Waltz as national security adviser and instead will nominate him for United Nations ambassador.

White House national security adviser Mike Waltz is set to depart the administration, according to two people familiar with the matter on Thursday, marking the first major staff shakeup of ...

National Security Adviser Mike Waltz is leaving the Trump Administration after he added The Atlantic's Goldberg to a Signal group chat ...

Days after former National Security Adviser Mike Waltz was caught using a knock-off Signal app, a hacker broke into the ...

National Security Advisor Mike Waltz and Deputy National Security ... Their departure follows a March incident where journalist Jeffrey Goldberg was accidentally added to a Signal group chat ...

Mike Waltz has stepped down from his post at the White House. Waltz and his deputy, Alex Wong, left their positions on ...