Now-former Pete Hegseth chief of staff Joe Kasper initiated the leak investigation that led to the firings of senior adviser ...

Dan Caldwell, a former top aide to Defense Secretary Pete Hegseth, claims he was targeted for his policy views.

Defense officials say Dan Caldwell, a senior adviser to Defense Secretary Pete Hegseth, has been placed on administrative ...

A top Defense Department adviser with Arizona ties was escorted from the Pentagon April 15 because he's under investigation ...

Joe Kasper leaves the role voluntarily, but his departure adds to the sense of instability that has gripped the Defense ...

A top Pentagon adviser, who was fired last week alongside two other top Defense Department (DOD) officials, said during a ...

Hegseth’s senior adviser Dan Caldwell, chief of staff to the deputy defense secretary Colin Carroll, and deputy chief of ...

Dan Caldwell, a senior adviser to US Defense Secretary Pete Hegseth, was escorted out of the Pentagon on Tuesday and placed ...

Dan Caldwell, a top adviser to Secretary of Defense Pete Hegseth, was put on leave this week amid an investigation into leaks ...

Dan Caldwell, one of the top adviser to US Defense Secretary Pete Hegseth, was removed from the Pentagon on Tuesday after he ...

Dan Caldwell, a key adviser to Defense Secretary Pete Hegseth, was “escorted” out of the Pentagon Tuesday after being implicated during a leak investigation. Caldwell was put on administrative leave ...

It is unclear what specific information Caldwell, a top adviser in the Office of the Secretary of Defense, allegedly leaked ...