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 ...

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 ...

There are some hurdles former National Security Advisor Mike Waltz must clear first before the United Nations ambassador job ...

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.

WASHINGTON ― President Donald Trump shuffled his national security team on May 1, announcing he intends to move Mike Waltz from his role as national security adviser and nominate him as U.S ...

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

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