White House sources keep going to news organizations with damaging details about National Security Advisor Mike Waltz.

At the heart of the Trump administration’s Signal scandal lies the familiar psychological pitfall of groupthink ...

Last week, the White House said the National Security Council, the White House counsel office and President Trump adviser ...

There are plenty of lingering questions about the "Signalgate" fiasco. Donald Trump and his team are apparently no longer ...

Defenese Secretary Pete Hegseth, national security adviser Mike Waltz and more of the contacts who appeared in the Signal ...

The element of surprise in the Yemen airstrikes was 'very likely lost' as a result of the controversial leaked Signal chat, a ...

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

Officials were crisscrossing the world as they sent and received sensitive messages on Signal about an imminent U.S. attack ...

Data from several U.S. officials' Venmo accounts has been found exposed online, including their contacts and even transaction ...

As fallout from a Trump administration group chat about a military attack in Yemen continues to unfold, some Democrats are ...

In some states, Trump’s favorability soars. But several recent polls show that more Americans are disapproving of the ...

President Donald Trump’s nominee to become the next chairman of the Joint Chiefs of Staff acknowledges he's an unconventional ...