Lieutenant Cmdr. Daniel J. Trueba, center, an emergency

Lieutenant Cmdr. Daniel J. Trueba, center, an emergency medicine physician with 1st Medical Battalion, 1st Marine Logistics Group, trains with members of the United Kingdom Royal Airforce, while conducting Medical Emergency Response Team training at Brize Norton Royal Air Force Base, England, July 23, 2013. As the Marine Corps transitions back to its amphibious roots, the Corps is considering creating its own emergency response teams to accommodate the independent nature of a Marine Expeditionary Unit. (Courtesy photo /Released)