(CNN) — The Pentagon’s internal watchdog has completed a monthslong review of Secretary of Defense Pete Hegseth’s use of Signal to discuss sensitive military operations and has submitted its findings ...

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 a US ...

A federal judge in Washington, D.C., has issued a preliminary injunction ordering top national security officials who discussed military operations on the encrypted messaging service Signal to notify ...

Former national security adviser Mike Waltz faced tough questions on Capitol Hill on Tuesday during his Senate confirmation hearing to become the next U.S. ambassador to the United Nations. Waltz, who ...