Mike Waltz, the national security adviser for President Donald Trump, is seen in photos using Signal during a Cabinet meeting ...

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

As sources on Thursday confirmed Mike Waltz’s exit from his post as national security adviser, the impact of the U.S.

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

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

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

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

President Donald Trump’s removal of national security adviser Mike Waltz brings further disruption to his national security ...

Mike Waltz was photographed using Signal in a Cabinet meeting the day before Trump announced he was replacing him as national ...

Mike Waltz was removed as Trump's national security adviser and faces Senate confirmation as the new nominee to be ambassador to the U.N.

The national security adviser infamously added The Atlantic's Jeffrey Goldberg to a Signal group chat discussing Yemen attack ...

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