The Department of Defense Office Of Inspector General (OIG) said Thursday that it is launching an investigation into Defense ...

President Donald Trump’s national security advisor, Mike Waltz, has repeatedly landed in hot water in recent days, beginning ...

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 ...

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

The oversight arm of the Department of Defense will open an investigation into the Signal chat involving airstrikes against ...

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.

During the 30-minute meeting, Ms. Loomer excoriated National Security Council officials in front of the president and Michael ...