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. - NAVAL SUPPORT ACTIVITY BAHRAIN (July 7, 2020) U.S. Marine Corps Brig. Gen. Matthew G. Trollinger (left), passes the colors to Brig. Gen. Farrell J. Sullivan (right), during Task Force 51/5th Marine Expeditionary Brigade’s change of command ceremony. Brig. Gen. Sullivan relieved Brig. Gen. Trollinger, who served as the commanding general of TF 51/5 since July 2018. (U.S. Marine Corps photo by Staff Sgt. Anne K. Henry)