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

The team of President Donald Trump's national security adviser, Mike Waltz, set up at least 20 group chats on the commercial Signal app to coordinate official work on issues involving China, Gaza, Middle East policy,

Just seven days after the Signal chat scandal erupted, the White House announced that it doesn’t want to talk about it anymore. In fact, it was Monday when press secretary Karoline Leavitt said that, as far as she and her colleagues are concerned, “this case has been closed.”

When Donald Trump selected Mike Waltz to serve as national security adviser, the choice was widely seen as win-win: A combat veteran with four Bronze Stars would bring his judgment to the White House and his deep-red Florida House district was safe in Republican hands.

The Atlantic's editor-in-chief Jeffrey Goldberg reported he was accidentally added by Mike Waltz to a group chat containing secret military plans.

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

The White House has declared the controversy around a Signal chat for a military strike that inadvertently included a journalist to be “closed,” but the episode has left some in President Trump’s

According to the Wall Street Journal, Michael Waltz has created multiple other Signal chats to discuss national security matters with officials. Plus, Rep. Jason Crow joins to discuss the threat posed to servicemembers by these Signal chats and his new legislation to end dark money in elections.

President Trump's national security adviser has denied knowing the editor of The Atlantic after accidentally adding him to a sensitive group chat.