The national security adviser's use of the messaging app is under scrutiny after he mistakenly added a journalist to a ...

When Donald Trump selected Mike Waltz to serve as national security adviser, the choice was widely seen as win-win: A combat ...

Mike Waltz has multiple Signal group chats in addition to the now infamous “Houthi PC small group” that he added a reporter ...

As the president has made it very clear, Mike Waltz continues to be an important part of his national security team. And this ...

Although Trump decided not to fire his national security adviser over the Signal group chat, Waltz’s position is tenuous, ...

In public, White House National Security Advisor Mike Waltz is struggling. In private, there's reason to believe his troubles ...

Former intelligence officials have warned that America’s adversaries “undoubtedly” already have the chat records, largely ...

Sources tell PEOPLE that President Donald Trump has asked around about his next steps following the scandal in which ...

The White House considers the Signal chat leak case "closed," press secretary Karoline Leavitt told the media Monday.

National Security Advisor Mike Waltz is on increasingly thin ice in President Donald Trump's administration, according to new ...

One White House insider called Mike Waltz, a Green Beret veteran of the U.S. Army and National Guard, a "f***ing idiot" after ...

The leaked Signal chat that kept National Security Adviser Mike Waltz's name in headlines all last week was not the first time he used the messaging app to conduct conversations about sensitive topics ...