Naval Medical staff from 4th Medical Battalion, 4th Marine Logistics Group, Marine Forces Reserve, asses the injuries on a simulated casualty brought to the Shock Trauma Platoon during Exercise Global Medic at Fort McCoy, Wisconsin, Aug. 20, 2016. Throughout the course of the exercise, casualties would be brought to the STP with various injuries and the medical staff would need to react quickly to stabilize the patient and provide the proper medical treatment. (U.S. Marine Corps photo by Lance Cpl. Melissa Martens/Released)