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

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

There are some hurdles former National Security Advisor Mike Waltz must clear first before the United Nations ambassador job ...

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

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

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

WASHINGTON (AP) — White House national security adviser Mike Waltz is set to depart the administration, according to two ...

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

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

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