CAMP LEJEUNE, N.C. (May 19, 2923) Hospital Corpsman 2nd class Jessica Diaz, with Combat Logistics Regiment 27, 2nd Marine Logistics Group, provides medical care to a simulated casualty during a Tactical Combat Casualty Care (TCCC) Tier Three Instructor test at Battle Skills Training School at Camp Lejeune, N.C., May 19, 2023. Sailors with the 2nd Marine Logistics Group hosted a TCCC Tier Three instructor course for Corpsmen from around II Marine Expeditionary Force to become instructors. (U.S. Marine Corps photo by Lance Cpl. Mary Kohlmann)