Dan Caldwell, a senior adviser to Defense Secretary Pete Hegseth, has been placed on administrative leave for an “unauthorized disclosure” as part of an ongoing internal investigation into leaks at the Pentagon,

A third top Pentagon official was placed on administrative leave Wednesday in the fallout of a major leak of sensitive U.S. military intel via a group chat on Signal.

The Pentagon did not disclose specifics for the suspensions of Dan Caldwell and Darin Selnick because the matter is under investigation.