President Donald Trump has moved to fire several senior White House National Security Council officials, acting soon after ...

The Pentagon inspector general's office will investigate Defense Secretary Pete Hegseth's use of commercial messaging app Signal to discuss air strike.

WASHINGTON — President Donald Trump has fired several White House National Security Council officials after he was urged by far-right activist Laura Loomer to purge staffers she deemed insufficiently ...

The Pentagon's internal watchdog notified the defense secretary of a probe into whether he shared classified information last ...

National security advisor Mike Waltz and his office have repeatedly come under fire since news broke on the Signal chat leak with a journalist.

Acting DOD Inspector General Steven Stebbins notified Defense Secretary Pete Hegseth and Deputy Secretary of Defense Stephen Feinberg that an investigation was being initiated.

Hegseth's use of the app came to light when a journalist, Jeffrey Goldberg of The Atlantic, was added to a Signal text chain ...

The inquiry will examine whether the Pentagon chief violated the agency’s standards for sharing classified information.

In a memo obtained by Fox News reporter Jennifer Griffin, the IG announced a probe into Hegseth over a Signal discussion about attacking Houthi rebels in Yemen.