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

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

Mike Waltz gave up one of the safer seats in Congress to serve as President Donald Trump’s national security adviser (Trump ...

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

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 ...

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

Vice President JD Vance told Fox News's Bret Baier that Mike Waltz's recent job reassignment was not a firing.

President Donald Trump said Thursday that he is nominating national security adviser Mike Waltz as United Nations ambassador ...

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

The vice president asserted that Signalgate had nothing to do with Waltz’s job change, claiming the scandal reflected well on ...