161012-N-LV331-001 WASHINGTON (Oct. 12, 2016) Secretary of the Navy (SECNAV) Ray Mabus shows a visual representation of his use of basic business practices to buy submarines at a lower cost during a discussion at a National Press Club luncheon. During his speech and subsequent question and answer session, Mabus discussed topics ranging from basic human rights to personnel management of the Navy and Marine Corps. (U.S. Navy photo by Petty Officer 1st Class Armando Gonzales/Released)