The national security advisor and his deputy are reportedly leaving their posts, after the former accidentally invited a ...

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

Last week, however, Waltz’s phone made headlines again: on Thursday, the same day that Waltz would be ousted from his ...

Three federal departments prohibited their employees from accessing TeleMessage — a message archiving app that former ...

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

Former national security adviser Michael Waltz in the Cabinet Room of the White House in March. Shawn Thew / EPA / Bloomberg ...

In March, the editor of the Atlantic magazine revealed that national security adviser Michael Waltz had inadvertently ...

In the first Cabinet shuffle of his second term, President Donald Trump on Thursday announced he's nominating Michael Waltz ...

TeleMessage, the message-archiving app that former National Security Adviser Michael Waltz appeared to be using in a ...

National security adviser Michael Waltz is reportedly leaving the Trump administration following a bombshell report in The Atlantic that revealed he accidentally added a reporter to a group chat ...