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

A photo taken this week showed Mike Waltz using an app that looks like—but is not—Signal to communicate with top officials.

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

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

A photo of Mike Waltz's phone appeared to show that he was using TeleMessage, an app that modifies Signal and other ...

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

Mike Waltz, the national security adviser for President Donald Trump, is seen in photos using Signal during a Cabinet meeting ...

Waltz’s problem was that in an administration of know-nothing America firsters, solicitous Trump sycophants, and national ...

Waltz was among high-ranking members of the administration who accidentally shared plans about a forthcoming U.S. military ...