U.S. Navy Hospital Corpsman 3rd Class Austin Jensen (left) provides instructions on proper tourniquet application procedures to Construction Mechanic 2nd Class Brady Mangels during medical training aboard the expeditionary fast transport vessel USNS Spearhead (T-EPF 1), July 28, 2018. 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. Army photo by Staff Sgt. Kalie Frantz)