Mike Waltz was selected by President Trump to serve as the 29th National Security Advisor of the U.S. just as soon as Trump ...

Waltz and at least one senior aide used the commercial email service to discuss sensitive government matters, The Washington Post reported.

National security advisor Michael Waltz commented on the Signal text chain leak during an appearance on "The Ingraham Angle." ...

National Security Advisor Mike Waltz accidentally added a journalist to a Signal group chat about classified military action in Yemen. The chat included top Trump administration officials ...

Trump said that Waltz "has learned a lesson and is a good man." President Donald Trump said he is confident in his national security adviser, Mike Waltz -- a day after a report detailed how he ...

Trump said that even though the editor of The Atlantic was inadvertently added to a private chat about military plans, his ...

National security advisor Mike Waltz's job is not in jeopardy after The Atlantic's reported a security breach on a Signal ...

Mr Waltz had his schedule and other work documents sent to his account, the Washington Post reported. Read more at ...

The national security adviser's use of the messaging app is under scrutiny after he mistakenly added a journalist to a sensitive chat.

As the president has made it very clear, Mike Waltz continues to be an important part of his national security team. And this case has been closed here at the White House, as far as we are ...

WASHINGTON − Is National Security Advisor Mike Waltz under fire? After Defense Secretary Pete Hegseth shared detailed secret plans for a U.S. strike on Iran-backed militants in Yemen with a ...