Petty Officer 1st Class Van Manlambus, hospital corpsman, from the United States Navy sprays around buildings to prevent mosquitos. This spraying is a preventive measure conducted by Pacific Partnership personnel to help combat the malaria problem in Vanuatu. Pacific Partnership is a five-month humanitarian assistance initiative that will make port visits to Tonga, Vanuatu, Papua New Guinea, Timor-Leste and the Federated States of Micronesia.