Dan Caldwell, a top adviser to Defense Secretary Pete Hegseth, and Darin Selnick, Hegseth’s deputy chief of staff, have both ...

Defense officials say Dan Caldwell, a senior adviser to Defense Secretary Pete Hegseth, has been placed on administrative ...

A top adviser to Defense Secretary Pete Hegseth was escorted out of the Pentagon on Tuesday and placed on administrative ...

Elon Musk is helping lead the investigation into the Signal chat leak involving top national security leaders and the editor-in-chief of The Atlantic, White House press secretary Karonline Leavitt ...

President Trump said his national security adviser, Mike Waltz, "learned a lesson" after he opened up a secret chat of Trump ...

"This Signal chat situation sheds light on a sloppy and grossly ... Meanwhile, the Senate Armed Services Committee is calling for an independent investigation into the leak. Sen. Roger Wicker, a ...

Sen. Roger Wicker, chairman of the Senate Armed Services Committee, penned a letter seeking an expedited inspector general ...

The White House on Monday said it was “moving forward” from the fallout surrounding the leak of sensitive military plans to a ...

WASHINGTON — The Pentagon inspector general announced Thursday that it has launched an investigation into the leak of attack plans ... were associated with Signal chat blunder.

National security adviser Mike Waltz and Defense Secretary Pete Hegseth confer at an event at the White House on Feb. 24. (Ludovic Marin/Pool via AP) ...

A letter from the inspector general for the Department of Defense says “the objective of this evaluation it to determine the extent to which the Secretary of Defense and other DoD personnel ...