SASEBO, Japan (Oct. 20, 2020) Information Systems Technician 2nd Class Aljohn Ponce, assigned to Naval Computer and Telecommunications Station Far East DET Sasebo, receives an influenza vaccine onboard Commander, Fleet Activities Sasebo, Oct. 20, 2020. Active duty personnel are required to get the annual vaccine to protect against infection by influenza viruses. (U.S. Navy photo by Mass Communication Specialist Seaman Jasmine Ikusebiala)