A prosthetic technician fits a prosthetic eye for 15-year old Aida Balunso aboard the hospital ship USNS MERCY (T-AH-19). The ship is visiting various ports in the Philippines during the first phase of its five-month humanitarian medical service and training mission. While in the Philippines, U.S. Navy, Army and Air Force medical personnel embarked aboard the MERCY are providing treatment for indigent Filipinos, both ashore and aboard ship