170929-N-BK435-0008 PUERTO BARRIOS, Guatemala (Sept. 29, 2017) Construction Electrician 3rd Class Tyler Christensen, assigned to Naval Mobile Construction Battalion (NMCB) 1, replaces a light bulb in the maternity ward at Hospital Nacional de la Amistad Japón-Guatemala during a Southern Partnership Station (SPS) 17 community relations project. SPS-17 is a U.S. Navy deployment executed by U.S. Naval Forces Southern Command/U.S. 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 1st Class Jeremy Starr/Released)