Michael Waltz, the former national security adviser, doubled down on the Trump administration’s defense of a Signal group chat where senior officials discussed war plans.

Former National Security Advisor Mike Waltz faced scrutiny over a Signal chat incident during his U.N. ambassador hearing before the Senate Foreign Relations Committee.

Waltz was removed from his job as national security adviser after he accidentally added a journalist to his Signal chat about an attack on Houthis.

The Pentagon’s inspector general has received evidence that the military plans shared from Secretary of Defense Pete Hegseth’s Signal account to a group chat earlier this year were taken from ...

The Pentagon's internal watchdog has evidence that Defense Secretary Pete Hegseth used details from a classified email when he shared information about US strikes on Yemen on Signal earlier this ...

The Pentagon inspector general’s investigation into the defense secretary is ongoing, and new reporting suggests it's not going well for Pete Hegseth.

The Hegseth Signal Chat left many questions unanswered. In this video, we uncover the truth about what transpired.

Mike Waltz, Trump's former national security adviser, faced questions from Democrats on the Signal chat controversy Tuesday in confirmation hearing for U.N. ambassador.

Mike Waltz, Trump's former national security adviser, faced questions from Democrats on the Signal chat controversy Tuesday in confirmation hearing for U.N. ambassador.

Daily on Defense: Hegseth’s Signal problem, DOD officials reportedly call him ‘unfit,’ Senate considers new CNO nominee, Zelensky tries to calm corruption crisis.

Defense Secretary Pete Hegseth faced backlash in Washington after his Signal texts were revealed after a journalist was accidentally added to the chat.

The chat messages listed out information on a planned U.S. bombing operation in Yemen in March, and were sent to several Trump administration officials in a Signal group — which became public ...