The White House fired at least three National Security Council staffers on Wednesday, three sources familiar with the move ...

Democratic leaders of key House committees are reigniting calling for National Security Advisor Mike Waltz to step down.

U.S. President Donald Trump's national security adviser has never used his personal email account to send classified material ...

White House sources keep going to news organizations with damaging details about National Security Advisor Mike Waltz.

Last week, the White House said the National Security Council, the White House counsel office and President Trump adviser ...

The White House considers the Signal chat leak case "closed," press secretary Karoline Leavitt told the media Monday.

When Donald Trump selected Mike Waltz to serve as national security adviser, the choice was widely seen as win-win: A combat ...

The White House said Monday it has concluded its review into how a journalist was added to a Signal message group chat, as ...

The Trump administration sought to put the scandal over its use of the Signal messaging app behind it on Monday, calling it ...

The White House on Monday said it was “moving forward” from the fallout surrounding the leak of sensitive military plans to a ...

There are plenty of lingering questions about the "Signalgate" fiasco. Donald Trump and his team are apparently no longer ...

The Trump White House’s reflexive attempt to attack the messenger, on the other hand, is an illustration of the new ...