170107-N-NS216-073 SAN DIEGO (Jan. 7, 2017) Hospital Corpsman 2nd Class Keiana Espinosa draws blood from a patient in the lab at Naval Air Station North Island Branch Medical Clinic, Coronado, Calif. Espinosa started her career in the Navy Reserve six years ago and is currently assigned to Operational Health Support Unit, Det. F. (U.S. Navy photo by Mass Communication Specialist 1st Class Jennifer K. Gold/Released)