A phone app that Mike Waltz, President Donald Trump’s former national security adviser, apparently used to save his text ...

"I think it will be a brutal confirmation hearing," Sen. Mark Warner said of Mike Waltz. "I think he's going to have tough ...

Senate Democrats predict that former National Security Adviser Mike Waltz will have a "brutal confirmation hearing" for his ...

An encrypted messaging app used by the Trump administration temporarily suspended its operations Monday after suffering a ...

The Washington Post reported that Donald Trump soured on Waltz over Waltz's support for an Israeli attack on Iran.

National security adviser Mike Waltz is leaving his White House post, although soon after reports about his departure were ...

The Democratic senator will not vote to confirm the ex-national security adviser, who she says is "failing up" after putting ...

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

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

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

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

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