Defense Secretary Pete Hegseth has ordered an investigation into retired general Mark Milley — who often clashed with President Trump — and determine whether he should be reduced in rank.

Secretary of Defense Pete Hegseth has revoked the security detail and clearance for retired Gen. Mark Milley, making him the latest high-level official to face retribution from President Donald Trump for going against him.

WASHINGTON—Defense Secretary Pete Hegseth has suspended the security detail for former Chairman of the Joint Chiefs of Staff Army Gen. Mark Milley, adding another prominent former official to the list of those who have seen their protection stripped under the new Trump administration.