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 chief had line set up to bypass official security protocols and use Signal app on personal computer, AP says ...

The US Defense Secretary Pete Hegseth reportedly bypassed security protocols to establish the group chat that leaked ...

US Defence Secretary Pete Hegseth, who is already facing calls to resign over the Signal group chat row, is now being mocked ...