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

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

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

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

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

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

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

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

President Donald Trump's national security adviser Michael Waltz is expected to leave his post, sources familiar with the ...

A Reuters photographer captured an image of Michael Waltz’s phone screen during a White House cabinet meeting, a day before ...

President Donald Trump ousted his national security adviser, Michael Waltz. Trump’s use of an 18th century law for ...