Lance Cpl. Elizabeth DeLaRosa, an administrative clerk,

Lance Cpl. Elizabeth DeLaRosa, an administrative clerk, Headquarters Company, Combat Logistics Regiment 1, 1st Marine Logistics Group, simulates a head injury as part of a medical-response exercise during Command Post Exercise 1, aboard Camp Pendleton, Calif., March 12, 2014. CPX1 and the upcoming CPX2 provide 1st MLG a clear picture of command and control standard operating procedures they need to refine and the day-to-day requirements they will need to fulfill during Operation Desert Scimitar 2014 in May.