DIMO
Christina Siew attends a disaster planning and mass casualty response class for primary care providers July 20, 2010, in Port of Spain, Trinidad and Tobago. The class is taught by the Defense Institute for Medical Operations, United States Air Force School of Aerospace Medicine, at Brooks City-Base, Texas. Christina Siew works for Trinidad and Tobago's Northwest Regional Health Authority. (U.S. Air Force photo/Staff Sgt. Desiree N. Palacios)