David Barajas, Armed Forces Medical Examiner System Forensic Toxicology analytical toxicologist 2, prepares a vial for testing October 31, 2019 at the AFMES Forensic Toxicology lab. The lab confirms fentanyl and its metabolite, norfentanyl, as well as synthetic cannabinoids, commonly called Spice and K2, for the DDRP labs. (U.S. Air Force photo by Staff Sgt. Nicole Leidholm)