170830-N-KW679-0028 SONAGUERA, Honduras (Aug. 30, 2017) Lt. Bianca Chun, senior medical officer and family medicine doctor at Naval Branch Health Clinic Whiting Field, demonstrates CPR techniques to doctors and nurses at the Cesamo Sonaguera Clinic during a medical subject matter expert exchange in support of Southern Partnership Station (SPS) 17. SPS-17 is a U.S. Navy deployment executed by U.S. Naval Forces Southern Command/U.ACS. 4th Fleet, focused on subject matter expert exchanges with partner nation militaries and security forces in Central and South America. (U.S. Navy photo by Mass Communication Specialist 3rd Class Kristen Cheyenne Yarber/Released)