A current adviser to Secretary of Defense Pete Hegseth alerted senior officials in the Trump administration of the use of ...

The Trump administration quietly scrapped a sweeping lie detector program inside the Pentagon this spring, just weeks after ...

Defense Secretary Pete Hegseth’s use of polygraph tests to search for people leaking information to the news media was ...

President Donald Trump's advisers have given up on finding a permanent chief of staff for Defense Secretary Pete Hegseth, ...

Justin Fulcher's departure last week marks the sixth aide to leave the department following a series of leaks and a subsequent investigation into them.

Defense Secretary Pete Hegseth’s tenure has seen a series of high-profile staff departures, leaving the Pentagon head without ...

Justin Fulcher was at the center of two unusual controversies, and officials had speculated in recent days that his days on ...

Hegseth’s former chief of staff Joe Kasper was also pushed out of the Pentagon following what insiders described as a vicious “ turf war.” ...

Kasper has since stepped down as chief of staff and will now serve as a "special government employee" working on science, technology and industry.

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

Defense Secretary Pete Hegseth's chief of staff, Joe Kasper, stepped down Thursday. With his departure and the firing of three top Hegseth aides over leak accusations they deny, Hegseth's "circle ...