Maj. Gen. Paul J. Rock, left, outgoing commanding general of 3D Marine Expeditionary Brigade, and Brig. Gen. Kyle B. Ellison, right, incoming commanding general of 3D Marine Expeditionary Brigade, participate in a change of command ceremony at Camp Courtney, July 10, 2020. The ceremony represents the transfer of authority, responsibility, and accountability from the out-going commanding general to the incoming commanding general. — at Camp Courtney. (U.S. Marine Corps photo by Lance Cpl. Hannah Hall) - Maj. Gen. Paul J. Rock, left, outgoing commanding general of 3D Marine Expeditionary Brigade, and Brig. Gen. Kyle B. Ellison, right, incoming commanding general of 3D Marine Expeditionary Brigade, participate in a change of command ceremony at Camp Courtney, July 10, 2020. The ceremony represents the transfer of authority, responsibility, and accountability from the out-going commanding general to the incoming commanding general. — at Camp Courtney. (U.S. Marine Corps photo by Lance Cpl. Hannah Hall)