170419-N-JN506-064 ANDERSEN AIR FORCE BASE, Guam (April 19, 2017) Rear Adm. Shoshana Chatfield, commander of Joint Region Marianas (JRM), addresses the crew of Helicopter Sea Combat Squadron (HSC) 25 in the hanger bay after her island familiarization flight of Guam at Andersen Air Force Base. HSC-25 ensures maritime peace and security in the U.S. 7th Fleet area of responsibility and maintains a 24-hour search and rescue and medical evacuation alert posture, directly supporting U.S. Coast Guard, Sector Guam, and JRM. (U.S. Navy photo by Mass Communication Specialist 1st Class Jamica Johnson)