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

The phone number used in the Signal chat could also be found in a variety of places, including on social media and a fantasy ...

Defense Secretary Pete Hegseth reportedly directed a desktop computer in his Pentagon office be installed with the messaging ...

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, Hegseth's former chief of staff, is the latest Department of Defense official rumored to be leaving.

WASHINGTON—Defense Secretary Pete Hegseth was rattled. Word had leaked that he was planning a classified briefing for Elon ...

Plus: A busy week for the Trump administration on education. | A judge partly blocks a Trump order seeking to overhaul U.S.

Pete Hegseth met with senators on Capitol Hill last month. (Kevin Dietsch/Getty Images) Pete Hegseth has been accused of financial mismanagement while leading two small nonprofit organizations ...

Pete Hegseth is an outspoken critic of diversity, equity and inclusion programs, blaming them for some of the recruitment challenges the military has faced in recent years. He denounced “woke ...