160616-D-PB383-739 ANNAPOLIS, Md. (June 16, 2016) Marine Gen. Joseph F. Dunford, chairman of the Joint Chiefs of Staff, and Navy Adm. Mark E. Ferguson III, pause during a moment of silence in Bancroft Hall at the U.S. Naval Academy, during Ferguson's retirement ceremony June 16th, 2016. Ferguson most recently commanded U.S. Naval Forces Europe and U.S. Naval Forces Africa and is retiring after 38 years of service in the U.S. Navy. Dunford served as the presiding officer of the ceremony. (Dept. of Defense photo by Petty Officer 2nd Class Dominique A. Pineiro/Released)