In Fiji, officials say they have received reports of several deaths in the powerful category four cyclone that has battered the island nation for four days. The deaths are believed to have occurred in the Lau group of islands, but police say they will not be able to confirm them until communications are restored. <br/><br/>At least 50 homes, as well as hospitals and other public buildings, have been destroyed by Cyclone Tomas and 17,000 people have been evacuated to more than 200 shelters. Winds of up to 250 kilometres per hour have ripped roofs off houses. <br/><br/>The government has declared a state of disaster and New Zealand has announced it is sending an air force Hercules to assist in relief efforts. <br/><br/>The cyclone has been downgraded to a category three storm. Tomas moved first through the northern division and is currently affecting the smaller low-lying islands in the east.