180221-N-EO381-0033 SAN ANTONIO (Feb. 20, 2018) Retired Command Master Chief Paul Lachance and Melissa Mullins, staff members at the Naval History and Heritage museum, speak to Junior ROTC students at Marshall High School during San Antonio Navy Week. San Antonio is one of the select cities to host a 2018 Navy Week, a week dedicated to raising U.S. Navy awareness through local outreach, community service, and exhibitions. (U.S. Navy photo by Mass Communication Specialist 3rd Class Casey J. Hopkins/Released)