Officials inadvertently added a reporter to an unsecured group chat discussing plans for a U.S. attack on Houthis in Yemen.

President Donald Trump tentatively blamed national security adviser Mike Waltz for the Signal leak scandal — while continuing to vigorously defend Secretary of Defense Pete Hegseth — during a ...

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

But the US national security adviser said he could not explain how a journalist was added to a chat discussing air strikes in Yemen.

Amid the backlash to the Trump administration’s use of the private messaging app Signal for sensitive U.S. military planning in Yemen, Politico reported Wednesday that national security adviser Mike ...

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

Questions are once again being raised about Mike Waltz, after reports claimed he made at least 20 Signal chat groups to discuss sensitive security decisions.

He told Laura Ingraham that Elon Musk has the “best technical minds” investigating how he added a journalist to a war-plans group text.

A day later, Trump told NBC News, “Michael Waltz has learned a lesson ... was the only person who shared detailed plans about bombing Houthi targets in Yemen on Signal. Goldberg wrote: At 11:44 a.m., ...

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

Mike Waltz has multiple Signal group chats in addition to the now infamous “Houthi PC small group” that he added a reporter to earlier this month, according to a report from The Wall Street ...

National security advisor Michael Waltz assumed "full responsibility" for a leaked Signal group chat of senior Trump officials that discussed plans for a forthcoming strike on the Houthis in Yemen.