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

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

Sen. Tammy Duckworth (D-IL) confirmed Sunday she would not support Mike Waltz in a Senate vote determining whether he will be ...

Sen. Tammy Duckworth said Sunday that she expects Mike Waltz to have a "brutal hearing" for U.N. ambassador after his ...

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

CBS News also reported that Waltz's former deputy, Alex Wong, fired in the shakeup, remains at the National Security Council.

Waltz was at the center of the Signal chat controversy, in which a journalist was accidentally included in a discussion of ...

President Donald Trump's outgoing national security adviser Mike Waltz was photographed using Signal on his phone during ...

Waltz’s fate was sealed by his inclusion of a journalist on a sensitive Signal group chat in March. But he had been clashing ...

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

Reports of Mike Waltz's exit as national security advisor focused on Signalgate, but President Donald Trump has nominated him ...

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