Mike Waltz's exit from the Trump administration comes on the heels of the Signal chat scandal. Here's what happened.

National security adviser Mike Waltz is leaving his White House post, although soon after reports about his departure were ...

The Trump administration ousted national security advisor Mike Waltz and other staffers with the National Security Council, ...

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

"I think it will be a brutal confirmation hearing," Sen. Mark Warner said of Mike Waltz. "I think he's going to have tough ...

President Donald Trump says he is nominating national security adviser Mike Waltz as United Nations ambassador while ...

Donald Trump appointed Mike Waltz to be the next U.S. ambassador to the United Nations after stripping him of his original ...

President Donald Trump's outgoing national security adviser Mike Waltz was photographed using Signal on his phone during ...

A phone app that Mike Waltz, President Donald Trump’s former national security adviser, apparently used to save his text ...

President Trump removed Mike Waltz as national security adviser because the Floridian would be a “better UN ambassador,” Vice ...

Reports say President Donald Trump will nominate National Security adviser Mike Waltz to become the nation's ambassador to ...

President Trump is tapping national security adviser Mike Waltz to be his ambassador to the United Nations following reports ...