A photo taken this week showed Mike Waltz using an app that looks like—but is not—Signal to communicate with top officials.

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

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

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

Democrats are preparing to grill Mike Waltz about the Signal chat scandal when he appears at a confirmation hearing to be the ...

Waltz was at the center of the Signal chat controversy, in which a journalist was accidentally included in a discussion of ...

President Donald Trump's outgoing national security adviser Mike Waltz was photographed peaking at his phone under the table ...

A photo of Mike Waltz's phone appeared to show that he was using TeleMessage, an app that modifies Signal and other ...

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

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

The vice president asserted that Signalgate had nothing to do with Waltz’s job change, claiming the scandal reflected well on ...

America has been bombing Yemen for two decades. That conflict ultimately led to Waltz’s dismissal as national security ...