October 4, 2025

Defense Secretary Pete Hesgeth on Friday fired Navy chief of staff Jon Harrison, an unusually powerful top aide who had orchestrated a reshuffle of the service’s bureaucracy.

The sudden ouster, according to two defense officials and a former defense official, follows the confirmation this week of Navy Undersecretary Hung Cao.

The Pentagon, in a statement, confirmed Harrison’s departure. “He will no longer serve as Chief of Staff to the Secretary of the Navy,” it said. “We are grateful for his service to the Department.”

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https://www.politico.com/news/2025/10/03/top-navy-official-fired-00593997