7/30/2012 - An Explorer is used to check for cavities in a routine exam during an internal training exercise at RAF Mildenhall July 30, 2012. Dentist use the Explorer, along with many other tools, to ensure that they can perform a thorough examination or cleaning. (U.S. Air Force photo Senior Airman Ethan Morgan)

7/30/2012 - RAF MILDENHALL, England – Senior Airman Krystle Watson, (right) 48th Dental Squadron dental technician, places an X-ray tube head into position on Airman 1st Class Katrina Jackson, 48th Dental Squadron dental technician, to take an X-ray during an internal training exercise at RAF Mildenhall July 30, 2012. The RAF Mildenhall dental clinic roughly takes 105 X-rays of patients weekly. (U.S. Air Force photo Senior Airman Ethan Morgan) (Photo masked for security purposes)

7/30/2012 - RAF MILDENHALL, England – Capt. (Dr.) Julie Robinson, 48th Dental Squadron, performs a routine exam during an internal training exercise on Senior Airman Phillip Madison, 48th Dental Squadron dental technician, at RAF Mildenhall July 30, 2012. The RAF Mildenhall dental clinic roughly sees 200 patients weekly. (U.S. Air Force photo Senior Airman Ethan Morgan)

7/30/2012 - RAF MILDENHALL, England – Capt. (Dr.) Julie Robinson, (left) 48th Dental Squadron, performs a routine exam on Senior Airman Phillip Madison, 48th Dental Squadron dental technician, while assisted by Senior Airman Joseph Bateman, 48th Dental Squadron dental technician, during an internal training exercise at RAF Mildenhall July 30, 2012. The RAF Mildenhall dental clinic sees every active-duty Airman here annually. (U.S. Air Force photo Senior Airman Ethan Morgan)