170727-N-BK435-0027 PUERTO CASTILLA, Honduras (July 27, 2017) Builder Constructionman Marciano Castillo, assigned to Naval Mobile Construction Battalion (NMCB) 1, cuts a wood beam to build a camp tent porch at Base Naval de Puerto Castilla, a Honduran naval base, during Southern Partnership Station 2017. Southern Partnership Station 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)