The "signal sniffer" being used in the Nancy Guthrie investigation was mounted on a helicopter on Monday.

President Donald Trump's former national security adviser Mike Waltz was photographed using Signal during a Cabinet meeting on Wednesday, just one day before the president announced he was replacing ...

Mike Waltz, the departing national security adviser at the center of "Signalgate," is seen in new photos using the commercial messaging application during a Cabinet meeting held by President Donald ...

At least for the moment this hasn’t gotten much attention. So let me point your attention to a new part of the White House Signal chat story which is actually a pretty big deal. You likely saw that ...

Former national security adviser Mike Waltz was photographed using a Signal-like messaging app during Wednesday’s Cabinet meeting, more than a month after he first came under intense scrutiny for ...

Add Yahoo as a preferred source to see more of our stories on Google. Former national security adviser Mike Waltz, testified before the Senate Foreign Relations Committee in his bid to become U.N.

On ThursdaY, Reuters published a photo depicting then-United States national security adviser Mike Waltz checking his phone during a cabinet meeting held by President Trump in the White House. If you ...