A former Pentagon spokesperson says Defense Secretary Peter Hegseth has taken “no responsibility” for leaking war plans on a ...

In an age where information security is paramount, any intelligence breach can have profound implications. Recent revelations concerning sensitive communications within the U.S. Defense Department ...

Lawmakers and legal experts claim the Yemen Signal group chat ‘blatantly violated security regulations designed to prevent ...

(NewsNation) — The Atlantic published screenshots suggesting Defense Secretary Pete Hegseth shared a timeline for a planned attack on the Houthis in a Signal chat. National Security Advisor Mike ...

NewsNation political editor Chris Stirewalt joins "NewsNation Live" to discuss the Trump administration's accountability and whether further actions will be taken following these new revelations.

The March 18, 2025, Pentagon memo adds, "Please note: third party messaging apps (e.g. Signal) are permitted by policy for unclassified accountability ... out before the leak to a reporter in ...

"I read the article in The Atlantic, and it is still terrible what happened," Ricketts said. "Somebody needs to stand up and ...

Secretary of Defense Pete Hegseth was confronted over his stance on accountability after the Signal chat leak controversy ...

President Donald Trump revealed a staffer with national security advisor Mike Waltz's office added the editor in chief of the ...

Jeffrey Goldberg says that 18 national security and cabinet officials – including Pete Hegseth, JD Vance and Marco Rubio – ...

National Security Adviser Mike Waltz inadvertently invited a reporter into a Signal chat discussing a military strike against ...