200217-N-BR087-1408 TUCSON, Arizona (Feb. 17, 2020) Lt. jg. Alan Schaefer, left, and Electronics Technician 2nd Class Jack Sheldon, both assigned to the Los Angeles-class submarine USS Tucson (SSN 770), talk with children at Erickson Elementary School about the submarine warfare device during Tucson Navy Week. The Navy Office of Community Outreach uses the Navy Week program to bring Navy Sailors, equipment and displays to approximately 11 American cities each year for a week-long schedule of outreach engagements. (U.S. Navy photo by Mass Communication Specialist 2nd Class Cole C. Pielop/Released)