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

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

Trump tapped Waltz to be the next UN ambassador and said Secretary of State Marco Rubio will serve as interim 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 appears to be a different messaging app to message others in the Trump ...

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

President Trump announced Thursday that he plans to nominate Waltz, who has been the national security adviser, to be U.N. ambassador, sources said.

Israeli Prime Minister Benjamin Netanyahu’s office denied a published report that ousted national security adviser Mike Waltz had “intensive contact” with him to push for the obliteration of Iran’s ...

The images, captured by Reuters, show Mike Waltz, the former national security adviser, using the TM SGNL app, which allows message retention and archiving.

Mike Waltz seemed to use the app at last week's Cabinet meeting, according to a photograph published by Reuters.

Donald Trump ’s decision to remove Mike Waltz as his national security adviser could be followed by a mass firing of White House staff being dubbed “The Purge,” according to a report. At such a ...

In Trump's mind, Signalgate was the first time he was unable to control the narrative or win the day, top advisers tell Axios.