The Pentagon's investigative agencies are scrutinizing the involvement of Pete Hegseth's aides in a Signal app controversy. The investigation focuses on whether Ricky Buria facilitated Hegseth's ...

In March, chief of staff to Hegseth Joe Kasper, another official who has since left the Pentagon, announced an investigation into leaks related to reports that then-defact head of the Department ...

Pete Hegseth’s tenure has seen a series of staff departures, leaving him without a chief of staff and other key advisers. Here's a timeline, including Justin Fulcher, Dan Caldwell and John Ullyot.