Mike Waltz was photographed using Signal in a Cabinet meeting the day before Trump announced he was replacing him as national ...

President Donald Trump announced that Mike Waltz had been ousted as national security advisor. He was previously caught up in ...

The same man who added a reporter to a secret group chat does not know how to keep his phone screen hidden in a room of ...

Former national security adviser Mike Waltz was photographed using a Signal-like messaging app during Wednesday’s Cabinet ...

A photo of former national security advisor Mike Waltz’s phone drew attention shortly after Trump tapped him to be the U.S.

A key valuation metric touted by legendary investor Warren Buffett is signaling that equities are relatively cheap, ...

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

The app Waltz was using appeared to be “TM SGNL,” a modified version of Signal that retains and archives messages to comply ...

Waltz inadvertently added The Atlantic's editor-in-chief to a group thread discussing sensitive national security matters.

Speaker Mike Johnson pulled a sneaky move to stop Democrats from forcing an investigation into the defense secretary sharing ...