The national security adviser's use of the messaging app is under scrutiny after he mistakenly added a journalist to a sensitive chat.

Sources say the national security adviser and his team made at least 20 group chats on the commercial messaging app.

National Security Adviser Mike Waltz reportedly had his team set at least 20 Signal chats for other crises across the globe, sources told Politico. The post Mike Waltz’s Team Set Up ‘At Least’ 20 ...

National security advisor Michael Waltz commented on the Signal text chain leak during an appearance on "The Ingraham Angle." ...

Waltz’s team had set up at least 20 Signal group chats dedicated to discussing international crises, Politico reported ...

Earlier this week, the Wall Street Journal reported that Waltz had “created and hosted multiple other sensitive ...

Despite calls for Mike Waltz or Pete Hegseth to resign, so far White House officials are bashing only The Atlantic. Here’s ...

The team led by U.S. President Donald Trump's national security adviser, Mike Waltz, set up at least 20 group chats on the ...

But the US national security adviser said he could not explain how a journalist was added to a chat discussing air strikes in ...

Mike Waltz has multiple Signal group chats in addition to the now infamous “Houthi PC small group” that he added a reporter to earlier this month, according to a report from The Wall Street ...

President Donald Trump confirmed that multiple employees within the National Security Council were fired Thursday, adding to ...

As the president has made it very clear, Mike Waltz continues to be an important part of his national security team. And this case has been closed here at the White House, as far as we are ...