Electronics Technician 2nd Class Joseph Schaeffer, from Lehighton, inputs mine contacts onto a digital map aboard the Avenger-class mine countermeasures ship USS Chief (MCM 14). Chief is participating in the annual bilateral mine countermeasures exercise 3JA with the Japanese Maritime Self Defense Force to increase proficiency and interoperability in MCM operations. U.S. NAVY PHOTO BY MASS COMMUNICATION SPECIALIST 2ND CLASS JORDAN CROUCH/RELEASED