An encrypted messaging app used by the Trump administration temporarily suspended its operations Monday after suffering a ...

TeleMessage, the app that President Trump’s former National Security Advisor, Mike Waltz, appeared to use to archive his ...

The Democratic senator will not vote to confirm the ex-national security adviser, who she says is "failing up" after putting ...

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

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

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

Before the 'Signalgate' scandal and his time as national security advisor, former Green Beret Mike Waltz was a Florida ...

More than a month after he drew criticism for using Signal to discuss an impending military attack, Waltz was seen using what ...

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

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

Mike Waltz has been nominated to serve as the next U.S. ambassador to the United Nations. In turn, there's renewed interest ...

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