U.S. Public Health Service Lt. Cmdr. Gary Brunette cleans and applies fluoride to the teeth of a young Nicaraguan boy so the enamel of his teeth can strengthen over time. Brunette is embarked aboard the amphibious assault ship USS Kearsarge, which is supporting the Caribbean phase of Continuing Promise 2008, an equal-partnership mission between the United States, Canada, the Netherlands, Brazil, Nicaragua, Panama, Colombia, Dominican Republic, Trinidad and Tobago and Guyana.