190513-N-AW702-004 JACKSONVILLE, Fla. (May 13, 2019) Hospital Corpsman 3rd Class Seth Linton, a preventive medicine technician at Naval Branch Health Clinic Jacksonville, uses a microscope to examine mosquitos. Linton, a native of Lakeland, Florida, recently returned from a nine-month deployment to Guantanamo Bay, Cuba, as part of Joint Task Force/Joint Medical Group. Established June 17, 1898, the Hospital Corps cares for sailors and Marines on the battlefield, at sea, under the sea, and in military treatment facilities worldwide. (U.S. Navy photo by Mass Communication Specialist 1st Class Jacob Sippel/Released)