U.S. Navy Hospital Corpsman 2nd Class Daryl Hermansen, right, with the Marine Corps Headquarters and Service Company, 1st Battalion, 7th Marine Regiment, evacuates a simulated casualty during a training drill at Camp Leatherneck, Helmand province, Afghanistan, March 14, 2014. The drill was designed to ensure accountability of all personnel and gear while practicing movement to muster locations in the event of an emergency.