After messages from Mike Waltz's leaked chat on the Signal app went massively public months ago, he was ousted as President Donald Trump's top national security adviser. Now, he's up for a new ...

The Senate should expedite a full vote on Mike Waltz, Trump's nominee to become U.S. ambassador to the United Nations.

Waltz came under fire in March after he inadvertently invited a journalist, The Atlantic's Jeffrey Goldberg, to a Signal group chat with other national security officials, such as Vance and ...

Democrats will likely zero in on Mike Waltz's involvement setting up a Signal group chat to discuss plans about strikes against the Houthis during his confirmation hearing for U.N. ambassador.

White House national security adviser Mike Waltz, who was ousted on Thursday and nominated to be the U.N. ambassador instead, appeared to be using Signal on his phone during Donald Trump's Cabinet ...

Signal is the encrypted messaging app that Waltz and other high-ranking administration officials used when he inadvertently added Atlantic Editor-in-Chief Jeffrey Goldberg to the group chat of ...

The version of Signal that recently ousted national security adviser Mike Waltz was caught checking during a Cabinet meeting Wednesday is an unofficial edition of the app meant to archive messages ...