Joe Kasper, Hegseth’s chief of staff, is the fourth top official to be ousted in the last week amid turmoil at the Pentagon.

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

Sean Parnell, Justin Fulcher, Patrick Weaver, and Ricky Buria were announced as senior advisers to Defense Secretary Pete Hegseth.

In at least two separate meetings Defense Secretary Pete Hegseth accused top-ranking military officers of leaking to the media and threatened to polygraph them.

The defense secretary’s inner circle is in disarray, and distrust is growing among civil servants and senior military ...

With expletive-laden remarks at the Army War College, Defense Secretary Pete Hegeseth attempts to mount a counterattack and ...

Ukraine imposed sanctions on three Chinese companies on Friday claiming they were involved in production of advanced Iskander ...

Gen. Dan Caine’s first official trip underscored how the White House has prioritized the mission, which now involves nearly 7 ...

Defense Secretary Pete Hegseth said in a recent interview that his chief of staff Joe Kasper is moving to a new role within ...

Defense Secretary Pete Hegseth's chief of staff, Joe Kasper, stepped down Thursday. With his departure and the firing of ...

Gen. Dan Caine, the new chair of the Joint Chiefs of Staff, made an unannounced visit to the southwestern border over the weekend for a firsthand look at the military’s growing role in helping ...

Hegseth's chief of staff Joe Kasper is moving to a new job, the latest staffing shift after days of upheaval at the Pentagon.