Lt. David Burke, a medical officer assigned to the submarine tender USS Frank Cable (AS 40), performs an oral examination on an Olongapo City resident just outside City Hall. Sailors from the ship's health services department and Olongapo City's health department cared for several hundred patients. Frank Cable conducts maintenance and support of submarines and surface vessels deployed in the U.S. 7th area of responsibility. (U.S. Navy photo by Mass Communication Specialist 2nd Class Corey Hensley/Released)