U.S. Air Force Airman 1st Class John Dennis, 633rd Surgical Operations Squadron diagnostics imaging technologist, performs an x-ray on a patient, at Joint Base Langley-Eustis, Va., Feb. 21, 2017. Airmen assigned to the 633rd SGCS radiology department are equipped with the technology needed to provide images, assisting doctors in performing diagnosis and giving trusted care to patients in the medical clinic, surgical department and emergency room, 24 hours a day. (U.S. Air Force photo/Senior Airman Areca T. Bell)