Categories Selected Articles Navy chief of staff out at Pentagon in Hegseth’s latest shakeup Post author By Mike Nova Post date October 3, 2025 “Jon Harrison will no longer serve as Chief of Staff to the Secretary of the Navy,” a War Department spokesperson told The Post. “We are grateful for his service to the Department.” ← Zohran Mamdani’s Odds of Winning NYC Mayoral Race Hit New High → WMass Girls Volleyball Roundup: Easthampton picks up big win over Pope Francis