180811-N-BY095-0032 ATLANTIC OCEAN (Aug. 11, 2018) Information Systems Technician 3rd Class Tyler Brown, from Ridge Crest, Calif., conducts maintenance on a .50-caliber machine gun aboard the expeditionary fast transport vessel USNS Spearhead (T-EPF 1). Spearhead is at sea supporting Southern Partnership Station. Southern Partnership Station is a U.S. Southern Command-sponsored and U.S. Naval Forces Southern Command/U.S. 4th Fleet-conducted annual deployment focused on subject matter expert exchanges and building partner capacity in a variety of disciplines including medicine, construction and dive operations in the Caribbean, Central and South America. (U.S. Navy photo by Mass Communication Specialist 3rd Class Maria I. Alvarez/Released)