Secretary of Defense Pete Hegseth has faced allegations of sharing classified information on Signal, a commercially available ...

Mike Waltz's exit from the Trump administration comes on the heels of the Signal chat scandal. Here's what happened.

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

The Trump administration ousted national security advisor Mike Waltz and other staffers with the National Security Council, ...

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

Laura Loomer has also targeted the Florida Republican, telling Trump he needs to purge aides who she believes are ...

National Security Adviser Mike Waltz is leaving the Trump Administration after he added The Atlantic's Goldberg to a Signal ...

White House national security adviser Mike Waltz is leaving the Trump administration just weeks after it was revealed he ...

WASHINGTON (AP) — White House national security adviser Mike Waltz is leaving the administration just weeks after it was ...

White House national security adviser Mike Waltz is leaving the Trump administration just weeks after it was revealed he ...

The clone, TeleMessage, was the subject of a reported hack in which the contents of some direct messages and group chats were ...