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

National Security Advisor Mike Waltz included a reporter to a group chat detailing secret plans for a U.S. strike in Yemen, ...

President Donald Trump said he is confident in his national security adviser, Mike Waltz -- a day after a report detailed how ...

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

President Trump told reporters he does not believe national security adviser Mike Waltz should apologize for inadvertently ...

National Security Adviser Mike Waltz inadvertently invited a reporter into a Signal chat discussing a military strike against ...

The news about Waltz’s Venmo list comes as the former congressman from Florida has done his best to deflect from another ...

National Security Advisor Michael Waltz – under scrutiny after inadvertently inviting a journalist into a private chat for ...

While defending his national security adviser, the president did something unusual: Trump implicitly acknowledged that Mike ...

National security advisor Michael Waltz “has learned a lesson,” President Donald Trump told NBC News in a phone call.

As the president has made it very clear, Mike Waltz continues to be an important part of his national security team. And this ...